break down food into smaller molecules the body can use; absorb molecules into blood and carry them throughout the body; eliminate wastes from the body
Answer:
<h2>80 N</h2>
Explanation:
The force acting on an object given it's mass and acceleration can be found by using the formula
force = mass × acceleration
From the question we have
force = 20 × 4
We have the final answer as
<h3>80 N</h3>
Hope this helps you
When a substance is heated, it gains thermal energy. Therefore, its particles move faster and its temperature rises.
Answer:
His kinetic energy is converted into potential energy.
Explanation:
