The force of gravity between any two ordinary objects on the earth is A) stronger when closer to the earth
B) stronger if the objects are closer to each other C) always downward
D) stronger than the force of gravity from the earth

c

Explanation: beacuse newtons law of phisics says ''what goes up must come down''

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.

b

explanation: