HEPPP!An object with a mass of 20 kg accelerates at a rate of 10 m/s^2. What force was exerted upon the object?

the answer is d

step-by-step explanation:

answer by jkismyhusbandbae:

a) how close a measured value is to the actual (true) value.

  measure of length.   there are 12 inches in a foot, and 36 inches in a yard.   one inch is exactly 2.54 centimeters.

accuracy is how close something is to an actual answer but it is not exactly correct.

ksksfksag;