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39 Cards in this Set
- Front
- Back
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What is a system?
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an organized group of objects that form a whole
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What word do scientists use to describe the fact that properties and behaviors are predictable?
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order
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This has the most complex level of organization?
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a whale's digestive system
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scientists call the observations and data that come from doing experiments?
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evidence
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This is a cyclical change?
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ocean tides
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Which of the following is true about flipping a penny?
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There is a 50 percent chance of flipping a heads-up every time you flip the penny, regardless of previous flips.
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This is NOT a process that contributes to the evolution of Earth?
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entropy
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the following pairs of animals are similar structures used for different purposes?
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the wings of a penguin and the wings of a seagull
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Which of the following is true about the main idea of a passage?
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The main idea is the key point made in a passage.
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What is the best restatement of the following information?
No effective medicines have been invented that can protect humans from the most common type of winter respiratory ailment. |
There is no cure for the common cold.
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What is implied in the following statement?
Evolution might explain apes, but I don't see how it explains human beings! |
Human beings are much more complex animals than apes.
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What might the reader infer when reading the following statement?
Nuclear power is more efficient and less expensive than any other known power source. |
Nuclear power is a safe form of power.
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Which of the following is an application of the following principle?
A biological system reacts in a way that keeps itself in equilibrium (a constant state). |
Jeraldine sweats when she jogs.
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which insect would biologists say is most closely related to an ant?
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a bee
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What is a predator?
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an animal that hunts, kills, and eats other animals
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What name is given to the annual trip taken by gray whales when they swim from their winter calving lagoons off the coast of Mexico to their summer feeding areas off the coast of Alaska?
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migration
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What is a scientific hypothesis?
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an explanation of an observed result or a prediction based on supporting scientific evidence
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What is an unstated assumption?
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a conclusion that is taken for granted as being true without much supporting scientific evidence
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the best example of a cause-and-effect relationship?
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Loren dropped a glass that shattered as it hit the floor.
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What conclusion can you draw when you see a flash of lightning before you hear the sound of thunder?
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Light travels more quickly through air than does sound.
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Which factor is NOT relevant in determining the total calories in a piece of cake?
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the price of the cake
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What is a value as it relates to scientific research?
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a principle or a quality that a person believes in
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the correct order of the scientific method
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1. Ask questions to clearly identify a problem.
2. Collect information. 3. Form a hypothesis. 4. Test the hypothesis by designing an experiment. 5. Analyze results and draw conclusions. |
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The discoveries or inventions is a goal of science rather than a goal of technology?
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an exploding star, billions of light years away
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What is a milestone of technology?
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an invention that has a profound impact on human life
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In what main way does technology influence science?
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Technology provides scientists with better tools to use in scientific research.
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In what main way does genetically altered food differ from regular food?
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a woman who, on behalf of another person, carries a fetus throughout pregnancy and birth
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What is a surrogate parent?
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a woman who, on behalf of another person, carries a fetus throughout pregnancy and birth
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What is cloning?
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producing an identical twin to an organism
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This is a harmful side effect of technology?
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increased air pollution and toxic waste products
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A questions that science and technology will probably never provide an answer
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Why are human beings here?
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What are pathogens?
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harmful bacteria, viruses, and fungi that cause infectious diseases
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What is the immune system?
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the body’s defense system
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How does a renewable resource differ from a nonrenewable resource?
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A renewable resource can be replaced in a short period of time while a nonrenewable resource is not replaceable.
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What is the purpose of recycling?
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to conserve natural resources by reusing them
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the best definition of biodiversity?
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a healthy diversity of plants and animals in the natural environment
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the LEAST serious possible consequence of a rapidly growing population
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new consumer products
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the LEAST safe method of solid waste disposal
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burning all types of waste in an incinerator
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the best definition of the greenhouse effect
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the heating of Earth's surface by sunlight, a heating that is controlled by the insulating and warming properties of Earth's atmosphere
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