Match the following terms and definitions.

theory
scientific method
controlled experiment
hypothesis

1. the testing of a hypothesis in duplicate with only one factor being different

2. an assumed explanation for a problem

3. a recognized means of inquiry to provide scientific answers to questions

4. supported by evidence gathered over a period of time

The correct matches are

Theory matches with option 4.

The scientific method matches option 3.

The controlled experiment matches option 1.

Hypothesis matches with option 2

Explanation:

The theory is a set of statements or a good explanation that has been supported by many independent experiments.

Theory matches with option 4.

A scientific method is a number of steps followed by scientists to find the answer to specific questions about the natural world.

The scientific method matches option 3.

A controlled experiment is an experiment where the scientific investigator conducting the test only switches one factor at a time in order to retain the results.

The controlled experiment matches option 1.

The hypothesis is an assumption for a problem and is subject to test and postulated for the sake of argument so it can be tested.

Hypothesis matches with option 2