Question

1. a scientist has an idea that he wants to test in an experiment. which term best describes his idea?

hypothesis
investigation
procedure
method

Explanation:

To solve this, we analyze each option:

• Hypothesis: A testable idea or prediction for an experiment.
• Investigation: A broader process of exploring, not just the initial idea.
• Procedure: The steps to conduct an experiment, not the idea.
• Method: A general approach, not the specific testable idea.

So the idea a scientist wants to test is a hypothesis.

Answer:

A. hypothesis