Question

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 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

Explanation:

1. The first step of the scientific method is making an observation. So "Forming a hypothesis" is false.
2. A scientific law describes a natural - phenomenon without explaining it, while a scientific theory attempts to explain. This statement is true.
3. For a hypothesis to be testable, scientists must be able to conduct investigations to support or disprove it. This is true.
4. The experimental group is the group that receives the treatment in an experiment, not the group left alone (which is the control group). So this is false.
5. The manipulated variable is indeed the same as the independent variable. This is true.

Answer:

1. false, Making an observation
2. true
3. true
4. false, Control group
5. true