SCIENTIFIC METHODS

Scientific methods

      I.            Vocabulary

1.      ____________ are ways in which scientists follow steps to answer questions

2.      ____________ any information you gather through your senses

3.      ____________ is a possible explanation to an answer or a question

4.      ____________  are statement of cause and effect that can be used to set up a test for a hypothesis

5.      ____________ is anything in an experiment that can influence the experiment outcome

6.      ____________ an experiment that tests only one factor at time by using a comparison with a control group with an experimental group

7.      ____________ a factor that changes in an experiment in order to test a hypothesis

   II.            Answer the questions

1.      The steps of scientific methods

a)      Are exactly the same in every investigation

b)      Must always be used in the same order

c)      Are not always used in the same order

d)      Always end with a conclusion

2.      Give 4 reasons why scientists communicate results.

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3.      Why are predictions important?

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4.      Why is planning important?

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5.      How many factors should an experiment test?

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