An individual's mass remains the same when they go to the moon, but their weight decreases due to the moon's lower gravitational pull.
Explanation:Going to the moon would influence your mass and weight differently. Despite the difference in location, your mass would remain the same due to being an intrinsic property not influenced by gravity. However, weight, on the other hand, would decrease considerably when one is on the moon. Weight refers to the force of gravity exerted on an object. Because the moon's gravitational pull is only one-sixth of Earth's gravity, your weight on the moon would be one-sixth of your Earth-bound weight. For instance, a 60kg individual would still be 60kg mass-wise on the moon, but their weight would drop from approximately 588 N on Earth to approximately 100 N on the moon.
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List biological indicators that you could use to find out if an area is polluted.
Explanation:
Lichen is the best species to determine the pollution of air. They are highly sensitive to pollution and will barely be found growing on trees or rock in regions where the air has been polluted.
Worms are also a good indicators of pollution in the soil. Polluted soils will have very few to no worms.
Small invertebrates like the Caddisfly are used to determine pollution of water. They are very sensitive to water pollution and cannot be found in polluted waters. In addition toads and frogs are rare in polluted waters and air.
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Name two threats to biodiversity:
how does mitral valve prolapse decrease cardiac output?
Answer:
When blood abnormally flows backward from the heart ventricle to the left atrium of the heart, the quantity of each chambers will increase. as a result of a major volume of blood is flowing retrograde, forward flow rate decreases despite the left cavum ejection fraction showing traditional.
What is the difference between a polynucleotide chain and a polypeptide chain
A polynucleotide chain is a sequence of nucleotides that forms the basis of DNA and RNA, while a polypeptide chain is a sequence of amino acids that subsequently fold into complex structures to form proteins with various shapes and functions.
Explanation:A polynucleotide chain and a polypeptide chain are both crucial components of biological molecules, yet they differ significantly in their makeup and function. The polynucleotide chain is composed of a series of nucleotides, which include a phosphate backbone and nitrogenous bases such as purines and pyrimidines. This structure forms the basis for DNA and RNA. Some nucleotides combine in a 5'-3' phosphodiester bond, creating a polynucleotide with a free 5' phosphate at one end and a free 3'-OH at the other.
On the other hand, a polypeptide chain consists of a sequence of amino acids connected by peptide bonds. This sequence, referred to as the primary structure, then forms further complex structures like alpha-helices and beta-pleated sheets, which result in unique shapes and functions of proteins. An example is the insulin hormone with two distinct polypeptide chains, A and B. Changes in the primary structure can result in alterations in the protein's structure and function, as seen in sickle cell anemia.
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The different phases of the Moon refer to
A.
changes in the Moon's rotation.
B.
changes in the Moon's shape.
C.
changes in the Moon's visibility.
D.
changes in seasons on the Moon.
Answer:
The answer is C. Changes in the visibility.
Explanation:
The moon does not change shape it just looks different to us.
This movement of blood is termed , the purpose of which is to service the cells by providing oxygen and nutrients while removing carbon dioxide and other wastes.
Question 14 of 25
2 Points
Which of these choices is an example of a common?
O
O
O
O
A. A backyard
B. A farmyard
c. A city park
D. A private pond
SUBMIT
A city park
Explanation:
The properties which have a single ownership or the one for which a particular individual or family is liable is called a private property. These are not accessible by everyone in the society except by the permission of the owner.
The properties that belong to the government and each and every person in the society have equal rights over it is called a public or common property. Usually these services or places can be accessed by every person .
Among the given examples, A backyard, a farm yard and a private pond are examples of private property But a city park can be visited by anyone in the society so it is an example of common.
1. What is meant by allele frequency?
Allele frequency
Explanation:
It is a comparative recurrence of an allele on a genetic locus in a population. It is expressed in terms of percentage, decimal or fraction.The variety of a species population genetics is given by Allele frequency. It represents the incidence of a gene variant in a population. It is calculated by dividing the number of times the allele of interest is observed in a population by the total number of copies of all the alleles at that particular genetic locus in the population. Allele frequency is a reflection of genetic diversity.How is the mass of a solid substance affected after it melts?
O A) It increases.
OB) It decreases.
OC) It stays the same.
Answer:your answer is B it decreases.
Explanation:
it just does
According to the law of conservation of energy, energy is not created or destroyed. It changes form or is transformed. What energy transformation(s) is/are depicted here?
A) electrical energy ⇒ light energy
B) potential energy ⇒ kinetic energy ⇒ light energy
C) chemical energy ⇒ electrical energy ⇒ light energy
D) chemical energy ⇒ electrical energy ⇒ heat and light energy
2)
Electrical energy is used to turn the blades of a fan. The amount of energy transformed is seen here: 750 J electrical energy is transformed into 400 J kinetic or mechanical energy. What happened to the remaining 350 J of energy?
A) It was lost due to friction.
Eliminate
B) It was transformed into 350 J of heat energy.
C) It was destroyed by the rotating blades of the fan.
D) It was never used and therefore was not transformed
Answer:
I am pretty sure that the answer is A
The energy transformation depicted here is electrical energy ⇒ light energy. The remaining 350 J of energy was transformed into 350 J of heat energy.
What is energy transformation?Energy transformation is defined as the transformation of energy from one form to another. In molecular biology, the concept of transformation has been extensively exploited. Transformed bacteria can be employed as host cells to create multiple copies of the DNA because they are simple to grow in huge numbers.
Efficiency can be shown as an output-to-input ratio. Output, often called work output, is the entire quantity of productive work completed, excluding waste and spoilage. In order to convert efficiency to a percentage, divide the ratio by 100. Energy cannot be created or destroyed, according to the rule of conservation of energy. It can only switch between different energy states.
Thus, the energy transformation depicted here is electrical energy ⇒ light energy. The remaining 350 J of energy was transformed into 350 J of heat energy.
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tiny organisms that are made of a single cell
Answer:
A unicellular organism is formed by a single cell. Unicellular organisms are all prokaryotes
Tiny organisms made of a single cell are called unicellular organisms, and include bacteria, plankton, and yeasts. These microscopic organisms perform all necessary life functions within one cell, which can be vastly complex for its size. Unicellular organisms are crucial to understanding the simplest forms of life in biology.
Tiny organisms that are made of a single cell are often referred to as unicellular organisms. These microscopic organisms can only be seen with the help of a microscope and encompass a variety of life forms, including bacteria, plankton, and yeasts. Unicellular organisms are a fundamental part of biology because they are living examples of the simplest form of life, being composed of a single cell that carries out all necessary functions for life.
Contrasting with unicellular organisms are multicellular organisms, which consist of many cells that combine to form tissues and organs, each specialized for different functions. On a simpler level, colonial composition refers to organisms that have multiple cells but no defined tissues or organs. Both mushrooms and yeasts can exist as single-celled organisms, highlighting the diversity within unicellular life forms.
In unicellular organisms, the single cell is the smallest structural and functional unit of the organism. This single cell must perform all functions that support life, differing vastly in complexity compared to multicellular counterparts. Some unicellular organisms, like Paramecium, are eukaryotes, meaning they have a membrane-bound nucleus and organelles within the cell.
What is a trans fat?
a polyunsaturated fatty acid that has been changed to an unsaturated fatty acid
an unsaturated fatty acid that has been changed to a saturated fatty acid
an unsaturated fatty acid that has been changed to a polyunsaturated fatty acid
a saturated fatty acid that has been changed to an unsaturated fatty acid
Answer:
^that answer is correct
Explanation:
PLEASE HELP QUICKLYYYYYY
A community wants to build an energy source to replace its coal power plant. People want it to be safe and renewable and have the smallest effect on the environment.
a) Choose an energy source for this community. (2 points)
b) Explain why this energy source meets its goals. (2 points)
c) Describe one possible drawback of this energy source. (2 points)
Answer:
Solar energy and wind energy both can be used
Explanation:
Solar energy as well as wind energy would be the most preferable energy source for this community
Solar energy is the energy that is directly derived from the sun and can be transformed into electrical energy.
Wind energy is obtained by the natural agent known as wind.
these two energy sources are less costly and have lesser environmental impacts and they are very precise and is currently rising in the faster rate and with innovative technical upgradation.
Answer:
Explanation:
a) Choose an energy source for this community. (2 points)
Explanation:
Solar energy as well as wind energy would be the most preferable energy source for this community.
Solar energy is the energy that is directly derived from the sun and can be transformed into electrical energy. For example, the use of solar panels.
Wind energy is obtained by the natural agent known as wind. In the region where the wind is high, the turbines moves very fast, thereby generating electricity. For example, wind mill.
help please!
Which of the following are true of the transfer of thermal energy in the oceans? Select the three correct answers.
A): Energy is absorbed more than radiated near the poles.
B): Energy is radiated more than absorbed near the poles.
C): Energy is radiated more than absorbed near the equator.
D): Energy is absorbed more than radiated near the equator.
E): Energy is carried from the equator to poles in surface currents.
F): Energy is carried from the equator to poles in deep ocean currents.
Answer:
1. energy is absorbed more than radiated near the equator
2. energy is carried from the equator to poles in surface currents
3. energy is radiated more than absorbed near the poles
Explanation:
Thermal energy in the oceans is absorbed more than radiated near the equator, radiated more than absorbed near the poles, and is carried from the equator towards the poles through surface currents.
Explanation:The transfer of thermal energy in the oceans is a complex process influenced by various factors such as sunlight intensity, ocean currents, and latitude.
The correct answers to the question are:
B: Energy is radiated more than absorbed near the poles.D: Energy is absorbed more than radiated near the equator.E: Energy is carried from the equator to poles in surface currents.Near the polar regions, the angle of the sunlight is more oblique, reducing the amount of solar energy absorbed. Hence, these regions radiate more energy back into space than they absorb, maintaining their colder temperatures. On the other hand, at the equator, the sunlight hits the Earth's surface more directly, allowing for greater absorption of energy, which is why it is usually warmer. Additionally, ocean surface currents play a significant role in transferring energy from warmer equatorial waters to the cooler polar regions.
Which type of molecule that can be found in living things lacks carbon atoms?
Answer: Water.
Explanation: Water is a major constituent of all living organisms. The chemical formula of water is H2O, having two molecules of hydrogen (H) and one molecule of oxygen (O). Unlike other biological macromolecules found in living things such as carbohydrates, lipids and proteins which have carbon as their basic unit, water does not contain any carbon atom.
a liquid heated beyond a certain temperature becomes a ?
Answer:
I think it's a gas.
Explanation:
Well, I'm pretty sure it's gas. Solid, liquid, gas. A liquid that's too cold becomes solid. Too hot becomes gas.
describe 4 ways that drugs influence the nervous system
Final answer:
Drugs affect the nervous system by acting as agonists to enhance neurotransmitter activity, as antagonists to decrease it, by mimicking or interfering with the natural neurotransmitters' effects, and by affecting the sympathetic or parasympathetic systems.
Explanation:
Drugs can influence the nervous system in various ways, generally by impacting the transmission of nerve impulses within the brain. Here are four ways that drugs can affect the nervous system:
Agonist Effects: Drugs can act as agonists, enhancing the activity of certain neurotransmitters. For example, stimulants like amphetamines increase dopamine activity, leading to elevated mood and alertness.Antagonist Effects: Some drugs act as antagonists, decreasing neurotransmitter activity. Antagonists can help to balance neurotransmitter levels in conditions where there is an excess of certain neurotransmitters.Sympathomimetic and Sympatholytic Effects: Drugs like sympathomimetics increase the sympathetic system response, potentially causing heightened alertness and energy. In contrast, sympatholytics dampen this response.Mimicry of Endogenous Substances: Certain drugs imitate natural neurotransmitters in the body, tricking the brain and causing it to respond as it would to the neurotransmitter. Opiates are an example, as they mimic endogenous opioids, reducing pain perception.Whether therapeutic or recreational, the misuse of psychoactive drugs can lead to a substance use disorder, characterized by dependence on the substance despite its negative consequences.
a polypeptide contains 103 amino acids, what is the length of the base pairs?
Answer:
309 (+3 for stop codon)
Explanation:
The Genetic code is a scheme of 3 nucleotide base pair codons that code for different amino acids.Each amino acid has a codon of 3 base pairs. Therefore, to calculate the size of the mRNA, we use the formula:Total base pairs = Amino acids * 3B.P = 103* 3 = 309The length of the mRNA that codes for 103 amino acids is 309 base pairs plus a 3 base pair stop codon that terminates translation.
To calculate the length of base pairs for a polypeptide with 103 amino acids, one multiplies the number of amino acids by three as each is encoded by a codon of three nucleotides, resulting in 309 base pairs.
If a polypeptide contains 103 amino acids, determining the length of base pairs in the corresponding DNA sequence involves understanding the genetic code. Each amino acid in a polypeptide is coded by three nucleotides, known collectively as a codon. Therefore, for a polypeptide of 103 amino acids, we would expect 103 codons. Since each codon is composed of 3 nucleotide pairs, the length of base pairs would be 3 times the number of amino acids, giving us a total of 309 nucleotide pairs.
Which incident would result in Primary Succession instead of Secondary Succession?
o Forest fire
o
Volcanic eruption
O Mudslide
Next
The incident of Volcanic eruption will result in Primary Succession instead of Secondary Succession. The correct option is B.
What is primary succession?When a new piece of land is produced or is first exposed, primary succession occurs.
This may occur, for instance, when lava solidifies and forms new rocks or when a glacier recedes and reveals bare rocks. In the initial succession, organisms have to start over.
In primary succession, living organisms first occupy newly exposed or newly created rock.
In secondary succession, a previously inhabited area is disrupted, then recolonized as a result of the disturbance.
The likelihood of primary succession is highest when a lava flow has wiped out all life in a natural community.
Thus, the correct option is B.
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A garden is an example of a
Answer:plants
Explanation:in a garden there are plants
A population that is isolated in a remote environment is still able to experience genetic variation How could genetic variation that contributes to evolution occur in such a population
A mistake in DNA replication before meiosis produces an organism that is better able to outrun predators.
Explanation:
The genetic variation results from the different alleles of a population. The mutation or mistake in DNA replication would cause gene variants which may be beneficial. The variation in the DNA sequence of genome results in variants in small population.
Genetic variation is the cause of natural selection and eventually, evolution takes place with beneficial traits.
It is mentioned in the question that resulting offspring having received the mutant allele could result in better surviving capabilities or phenotypic traits as they are able to outrun predators.
A psychologist proposed an experiment in which he would tell participants that their performance on an intelligence test was extremely low (regardless of actual performance) and then measure their self-esteem. What might an Institutional Review Board ethics committee say about such a proposal?
Answer:
When a psychologist proposes an experiment that could cause disagreement in the study subjects - through a hoax - to measure their self-esteem, the Institutional Review Board Ethics Committee will say that deception is allowable only if it is revealed afterward and if the emotional distress that it causes is short lived.
Explanation:
Options for this question:
A. Deception is allowable only if it is revealed afterward and if the emotional distress that it causes is short lived.
B. Deception is allowable only if participants give informed consent prior to the experiment.
C. Deception is never allowable.
D. Deception such as this would cause emotional discomfort, so it should not be done.
Any study or research test applied to people is subject to the regulations of an ethics committee, who will set the guidelines for this study.
Research that aims to expose research individuals to negative feedback can have psychological and emotional repercussions that must be measured and controlled.
In this case, the opinion of the institutional ethics committee will be to evaluate the scope that this research can have and to suggest that those evaluated know, after the test, that it was only a test to measure their self-esteem and emotional response.
The institutional ethics committees are in charge of monitoring and guaranteeing the physical and emotional well-being of people -submitted to research tests or medical care- in addition to ensuring treatment with respect to their dignity.
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how would you describe the relationship between potential energy and kinetic energy? Why does this relationship occur?
Answer:
Potential energy can be described as the energy possessed by an object by virtue of its position. It can be described as the energy possessed by an object which is at rest.
Kinetic energy can be described as the energy possessed by an object by virtue of its state of movement. In simpler words, it is the energy possessed by a moving object.
The potential energy in an object is converted into kinetic energy when any work has to be done by the object. This relationship occurs because one form of energy can be converted into another form of energy.
Answer:
The total energy of the skater is the sum of his potential energy and kinetic energy. As potential energy decreases, kinetic energy increases, and vice versa. This occurs because kinetic energy is the energy of motion and potential energy is stored energy.
Explanation:
Plato answer
When a large group of cats is introduced
to the food web illustrated, almost all of
the mice are consumed in just a few
weeks.
Which population will likely show the
largest increase as a result?
(1) insects
(2) foxes
(3) rabbits
(4) hawks
(5) Squirrels
The population that will likely show the largest increase as a result of almost all of the mice being consumed is insects.
Explanation:The population that will likely show the largest increase as a result of almost all of the mice being consumed by a large group of cats is (1) insects.
When the mice population decreases due to predation, the insect population may increase because there will be fewer mice feeding on the insects and competing for resources. This may lead to a larger availability of food and less competition for the insects, allowing their population to grow.
Additionally, the decrease in the mice population may also indirectly benefit other populations such as foxes and hawks, as they rely on mice as a food source. With fewer mice, these predators may turn to insects as an alternative food source, further contributing to the increase in the insect population.
The photograph shows a community. Which term best describes the
community shown?
A. Suburban
B. Mountainous
O
C. Metropolitan
D. Agricultural
Jupiter is a larger and more massive planet than Earth. If we could send a chicken to Jupiter, which statement below accurately describes the mass and relative weight of the chicken.
Question 3 options:
The mass and the weight of the chicken would increase.
The weight of the chicken would increase, but there would be no change in mass.
The mass of the chicken would increase, but its weight would decrease.
The mass of the chicken would change, but there would be no change in weight.
Answer:
it would be the second choice
Explanation:
Weight correlates with gravity. The gravity is different on Jupiter because of its size. Mass won't change at all. It must be option 2 because the rest of them show the mass of the chicken changing.
Lets be real: Who would want to put a chicken on Jupiter? Only crazy people
The weight of the chicken would increase, but its mass would not change if it was sent to Jupiter. Mass is constant, while weight depends on the gravitational pull which is stronger on Jupiter than on Earth.
Explanation:The second statement is the correct one: The weight of the chicken would increase, but there would be no change in mass. The mass of an object, in this case a chicken, is a measure of the amount of matter it contains and stays constant regardless of its location. However, weight is a measure of the force exerted on the object's mass due to gravity. Because Jupiter is a larger planet with a stronger gravitational pull than Earth, the weight of the chicken would increase on Jupiter compared to Earth while its mass remains the same.
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plankton → Arctic cod and Arctic char → seals → polar bear Consider this simple arctic marine food chain. As we travel from plankton to polar bear, only about _________ of the energy in one trophic level gets passed to the next level.
As we travel from plankton to polar bear, only about ten percent of the energy in one trophic level gets passed to the next level.
Explanation:
The energy flow in an Ecosystem has to aspects which should be considered:
Firstly, the energy flows is unidirectional from producers through herbivores to carnivores.Secondly the energy flow decreases with successive trophic levels.This is due to the fact that some energy is always lost as heat and is used by the organism at that trophic level.Lindeman's work suggested that about 90% energy is used up at the trophic level and only ten percent of it is transferred to the next level.
This was later formulated as the Ten percent law.
Only about 10% of the energy is transferred from one trophic level to the next in an arctic marine food chain, due to energy lost as heat, which limits the number of trophic levels that can be supported.
Explanation:Consider this simple arctic marine food chain: plankton → Arctic cod and Arctic char → seals → polar bear. As we travel from plankton to polar bear, only about 10% of the energy in one trophic level gets passed to the next level. This is due to the loss of energy as heat between trophic levels in accordance with the second law of thermodynamics. It is significant to note that, after four to six trophic energy transfers, the amount of energy remaining may not be sufficient to support viable populations at a higher trophic level.
During cellular respiration, cells obtain energy for performing work when...
During cellular respiration, cells obtain energy for performing work when...
I. energy-rich molecules of glucose are broken down in the cytoplasm, and ATP is produced.
II. enzyme pathways in the mitochondria produce ATP through the process of fermentation.
III. enzyme pathways in the mitochondria produce ATP in a process that requires oxygen.
I, II, and III
II and III only
I and II only
I and III only
Answer:
I and III only
Explanation:
The term cell breath alludes extensively to the creation of ATP through the synthetic breakdown of glucose into carbon dioxide and water. Be that as it may, this procedure has a few segments. Your body utilizes cell breath to change over glucose to ATP and carbon dioxide utilizing oxygen. Glucose travels through three phases in cell breath, glycolysis where glucose is changed over to pyruvate, and two ATP and NADH are made.
The main part of the procedure is performed anaerobically (without oxygen) in the cytoplasm when glucose atoms are changed over to particles of pyruvic corrosive, and ATP is delivered. Pyruvic corrosive atoms at that point proceed to the citrus extract cycle where they are separated into carbon dioxide and electrons, and more ATP is delivered. Cell breath happens in both eukaryotic and prokaryotic cells, with most responses occurring in the cytoplasm of prokaryotes and in the mitochondria of eukaryotes.
Fermentation is a separate process from cellular respiration and is therefore an incorrect answer.
What usually happens as more rangeland is converted to urban
developments?
O
A. People invent more-efficient lawn mowers.
0
B. Food costs decrease.
C. People learn to eat less meat.
. The amount of land available for grazing increases.
Answer:
The amount of land available for grazing decreases.
Explanation:
A rangeland can be described as a vast field of land comprising of grasses, shrubs and a few flowering plants. Such type of land is considered ideal for the the grazing of animals.
However, as more of this land is used for urban development, the more available land for grazing decreases.
How will the changes to the geosphere affect the atmosphere, hydrosphere, and biosphere?
Answer:
That precipitation connects the hydrosphere with the geosphere by promoting erosion and weathering, surface processes that slowly break down large rocks into smaller ones. ... Both the geosphere and hydrosphere provide the habitat for the biosphere, a global ecosystem that encompasses all the living things on Earth.
Explanation:
The space that includes minerals and rocks of earth surfaces found on mountains, shores and valleys are called the geosphere. It comprises abiotic factors.
The hydrosphere is the water surface of the planet and consists of oceans, seas, rivers etc. The water from the hydrosphere precipitates and forms rain that can cause soil erosion on the geosphere.The atmosphere gets affected by the geosphere as the soil component from the geosphere affects the transpiration and evaporation rate of the atmosphere.Geospheres affects the biosphere as the activity of surfaces like volcanic eruptions causes pollution in the atmosphere but the soil rich in minerals from volcanoes are good for biosphere life-like plants.Therefore, the geosphere can affect the atmosphere, hydrosphere and biosphere in good and bad ways.
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