The only statement on the options that says true about density is:
> The density of an object determines whether it will sink or float.
Why?
Density is a physical property of an object.
Density is not derived as a unit of measure. It is derived from 2 fundamental units: kg and m.
The Density of an object is not constant.
Density is calculated by dividing the mass by the volume of an object.
A penny is at rest is experiencing inertia because it is not moving.
<h3>What is inertia?</h3>
According to Newton's first law of motion, every object at rest or uniform motion in a straight line will continue in that state unless it is acted upon by an external force. This law is also called law of inertia.
Inertia depends on mass because the more massive an object is, the more reluctant it will be to move.
Thus, a penny is at rest is experiencing inertia because it is not moving.
Learn more about inertia here: brainly.com/question/1140505
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<span>The Answer would be A.)The diet of humans no longer includes as much plant material. </span>