Question

multiple-choice question

there can be more than one controlled variable in an experiment

true

false

Explanation:

Define controlled variables

Controlled variables are factors kept constant to ensure a fair test.

Analyze variable quantity

An experiment typically has one independent variable, but many factors must be kept constant.

Determine statement truth value

Since multiple factors must remain unchanged, there can be more than one controlled variable.

Answer:

• True (Correct answer)
• False