You used density, because water/ice has a density of 1, and ice will sink in anything with a lesser density
Answer:
When an object is dropped, it accelerates toward the center of Earth. Newton's second law states that a net force on an object is responsible for its acceleration. If air resistance is negligible, the net force on a falling object is the gravitational force.
<span>textbook
track shoes
</span><span>basketball</span>
The mass would be 51 kg. So b is the right answer.
