3
AssignmentMultiple Choice

Collecting and Organizing Data

Question 3 • PA-Biology CR

Which statement best describes what the density of an object represents?

Answer
A
Density is the mass of an object per unit of length.
B
Density is the volume of an object of a certain mass.
C
Density is the length of an object for a certain mass.
D
Density is the amount of matter in a certain volume.

Explanation

Density describes how much matter, or mass, is packed into a given volume. It is calculated as mass divided by volume, so choice D, “the amount of matter in a certain volume,” is the best description.

AI-written and checked against the verified answer.

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