The Best Experiments Are Conducted When One of the Following

question 42

Multiple Choice

The best experiments are conducted when one of the following conditions exist?

• A)All variables are allowed to act freely.
• B)All variables are held constant except the ones manipulated.
• C)All factors provide the desired result.
• D)All subjects are unpaid volunteers.

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Definitions:

Yards

A unit of length in the Imperial and US customary systems, equal to 3 feet or 0.9144 meters.

Meters

The base unit of length in the International System of Units (SI), equivalent to 100 centimeters.

Milliliters

A unit of volume in the metric system, equal to one-thousandth of a liter.

Liters

A metric unit of volume equal to one cubic decimeter, commonly used to measure fluids.