True or False

If the answer is true, write "true" on the line. If the answer is false, replace the underlined word or phrase with one that will make the sentence correct. Write the new word(s) on the line.

1. Forming a hypothesis is the first step of the scientific method. ___________

2. A scientific law is different from a scientific theory because it describes something in nature without attempting to explain it. ___________

3. In order for a hypothesis to be testable, scientists need to be able to carry out investigations that will either support or disprove it. ___________

4. The experimental group is the group that is left alone during the experiment. ___________

5. The manipulated variable is the same thing as the independent variable. ___________