A) small and simple to large and complex
B) small and complex to large and simple
C) large and complex to large and simple
D) large and complex to small and simple
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A) A bar graph comparing the percentage of players who do with the percentage of players who do not wear the necklace
B) A scatter plot showing days on the disabled list and percentage of players who do or do not wear the necklace
C) A bar graph illustrating the satisfaction levels of the players who wear the necklace
D) A bar graph comparing batting averages of the players who wear the official titanium necklace and those who were unknowingly wearing a fake titanium necklace
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A) Temperature
B) Yield
C) Fertilizer amount
D) Plant size
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A) there are at least two groups, one differing from the other by two or more variables
B) the experiment is repeated many times to ensure that the results are accurate
C) the experiment proceeds at a slow pace to guarantee that the scientist can carefully observe all reactions and process all experimental data
D) there are at least two groups, one of which does not receive the experimental treatment
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A) A virus has order.
B) A virus has cells.
C) A virus can reproduce on its own.
D) All of the above are properties that a virus possesses.
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A) We are shown only one tee-shirt becoming whiter in each detergent, not 20 tee-shirts in each detergent.
B) We do not know whether the same amount of each detergent was used for washing.
C) We do not know if everything besides the detergents was the same (machine used, type of stains, etc.) .
D) All of the above are aspects that are misleading.
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A) The amount of fat and sugar in cookies affects not only the cookies' weight and size but also their moisture.
B) The amount of fat, but not of sugar, in cookies affects not only the cookies' weight and size but also their moisture.
C) The amount of sugar, but not of fat, in cookies affects not only the cookies' weight and size but also their moisture.
D) Fat and sugar do not affect the cookies' weight, size, and moisture.
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A) The only requirement for life is the ability to reproduce.
B) Life is defined through a set of shared characteristics that all living things display.
C) A living thing must be able to move.
D) Life is determined by neural activity.
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A) Change the hypothesis to match the results.
B) Change the results to match the hypothesis.
C) Accept the original hypothesis.
D) Reject the original hypothesis and formulate a new hypothesis.
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A) community
B) ecosystem
C) population
D) organism
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A) Yes, because only the amount of fertilizer was changed, everything else was kept the same.
B) Yes, because many pots were used.
C) No, because the experiment was done only once.
D) No, because several different amounts of fertilizers were used, not just one amount.
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Correct Answer
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