I think the answer is ‘repulsion’
<u>density</u> is a measure of mass per volume. <u>mass</u> is both a property of a physical body and a measure of its resistance to acceleration.
<em>hope this helps! ❤ from peachimin</em>
Answer:
His dad knows about gravity and, unless gravity was not working, anything with mass will be pulled back to earth
Explanation:
:)
