What's the difference between a hypothesis and a theory?

Theories have been confirmed through tests, hypothesis have not

If you were running an experiment to determine the temperature at which beans sprout the fastest, what is the variable?

The temperature at which the beans are kept

Which of the following is a testable hypothesis?

A plant needs at least 5 hours of sunlight a day to grow

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Scientific Method Review

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Formative Assessment

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Questions 10

Answers

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

Scientific Method Review Flashcards | StudBud