If a racehourse starts from rest and accelerates at a rate of 4.7 m/s2. how long does it take the hourse to go 20 m?
a. 4.3 s
b. 8.5 s
c. 9.1 s
d. 2.9 s

Drag each item into the proper state of matter category.

Agraduated cylinder contains 63.0 ml of water. a piece of gold, which has a density of 19.3 g/ cm3, is added to the water and the volume goes up to 64.5 ml. calculate the mass in grams of the gold that was added to the water. explain how you got your answer.

Four friends, a, b, c, and d are standing varying distances away from a speaker which is producing sound waves.