C. inertia. the man is sent flying off the bus because of his weight and the sudden stop of the bus. this effect is called inertia. an example of gravity would be throwing an apple up and having it come to the ground. an example of weight would be putting a man and an elephant on a scale and having the elephant come down while the man goes up.
Answer:
For a relative frequency distribution, relative frequency is computed as the class frequency divided by the number of observations.
Positive charge=proton
Negative charge=electron
No charge/neutral=neutron