What Is the Purpose of a Control in an Experiment

question 10

Multiple Choice

What is the purpose of a control in an experiment?

• A)provides a basis for comparison
• B)provides tentative explanations for an observation
• C)provides a large sample size
• D)provides a small sample size
• E)provides wide range of variations in the independent variable

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Definitions:

Frontal Lobes

The part of the brain located just behind the forehead that is involved in complex cognitive functions, emotional regulation, and voluntary movement.

Pineal Gland

A small endocrine gland in the brain responsible for producing melatonin, a hormone that regulates sleep-wake cycles.

Environmental Changes

Modifications to the surroundings or habitat, often caused by human activities or natural phenomena, which can impact ecosystems and living conditions.

Recorded Messages

Pre-made audio or video content that has been captured and stored for later replay or distribution.