Change in velocity per unit time.
Explanation
Acceleration is defined as rate of change of velocity w.r.t time.
Answer:
C. A sphere.
Explanation:
I'm 100% sure.
The square root of 80 is: 8.944
The answer is B. 11 Hz
D. A Molecule
<em>The smallest particle of a compound that still has the properties of the compound is a molecule. It is composed of two or more bonded atoms.</em>