A true statement about mass is that A. as the force of Earth's gravity on an object increases the object's mass increases.
B. mass is expressed in pounds
C. mass if often measured with a spring scale. D. mass is determined by comparing the mass of an object with a set of standard masses tha catalanse

d

Explanation:

A: mass never increases or decreases. It is a value that is the same everywhere in the universe. A is not correct.

B: it can be but that is not the only unit that can be used

C: A spring scale measures force not mass.

D: The answer to this question is D if the word at the end is balance.

they include patterns; cause and effect; scale, proportion, and quantity; systems and system models; energy and matter; structure and function; and stability and change.

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