What is the difference between a hypothesis and a theory?

Theories have been confirmed through tests; not hypotheses

Which of the following is a testable hypothesis?

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

To determine the temperature at which beans sprout the fastest, what would be the variable?

The temperature at which each bean is kept

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Brain Pop: Scientific Method

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Questions 10

Answers

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

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