Answer:

1. Why fo falling objects accelerates when they become closer to earth's surface?

a. Their mass increases as they become closer to the earth.

b. The direction of motion changes as they come nearer the surface of the earth.

c. Their size increases as they come closer to the center of the earth.

d. The pull of gravity becomes greater as they grow closer to the center of the earth.

Letter D. The pull of gravity becomes greater as they grow closer to the center of the earth.

2.Which best describes that an object has moved? *

a. When its weight changed in relation to its mass.

b. When force was exerted on the object.

c. When the object has more acquired energy.

d. When it has changed position in relation to a reference point.

Letter D.When it has changed position in relation to a reference point.