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- 1. Multiple Choice
What's the difference between a hypothesis and a theory?
"Theory" is another word for "fact", "hypothesis" is another word for "guess"
Hypotheses can't be proven; theories can
Theories have been confirmed through tests; hypotheses haven't
Theories contain many hypotheses; a hypothesis contains one theory
- 2. Multiple Choice
Place the following steps in sequence: A) Recognizing a problem; B) Testing a hypothesis; C) Drawing inferences
A, C, B
A, B, C
B, C, A
C, B, A
- 3. Multiple Choice
In the phrase, "The scientific method is an analytic process for determining why things happen," what's the best synonym for "analytic?"
Probable
Amazing
Incoherent
Logical
- 4. Multiple Choice
What must you do before you make a hypothesis?
Run an experiment
Make observations
Form a theory
Draw conclusions
- 5. Multiple Choice
If you were running an experiment to determine the temperature at which beans sprout the fastest, what would be the variable?
The number of beans you plant
The height of the sprouts you grow
The amount of water you give the beans
The temperature at which each bean is kept
- 6. Multiple Choice
You should run an experiment several times to make sure your results are consistent. In the preceding phrase, what does "consistent" mean?
Obvious
Perfect
Unchanging
Testable
- 7. Multiple Choice
What might cause a theory to change over time?
New laws passed by the government
New but untestable ideas
Changes in public opinion
The discovery of new evidence
- 8. Multiple Choice
Evolution is one example of a theory. From what you know about the scientific method, what can you conclude about this biological theory?
It's been tested many times
Scientist don't need to test it anymore
No one is allowed to test whether it's true or not
There is very little evidence to support it
- 9. Multiple Choice
Which of the following is a testable hypothesis?
Roses are more beautiful than violets
A plant needs at least five hours of sunlight per day to grow
Ice cream is delicious
Humans will someday land on Mars
- 10. Multiple Choice
What happens if you test a hypothesis multiple times and the data doesn't support your prediction?
Change the data to support your prediction
Run the experiment again until you get the results you're looking for
Conclude that your hypothesis cannot be proven
Re-think your hypothesis
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