Question: Choose your answer.

On a warm sunny afternoon, ocean water splashed onto a rock. A short time later, the rock was dry. Which statement best explains what happened to the water on the rock?
My Answer: Heat caused the water to become a gas.

Question: Choose your answer.

A student measures the growth of a group of plants given different amounts of fertilizer. Which data display should the student use to compare the growth of the plants?
My Answer: line graph

Question: Choose your answer.

The atomic mass of an atom is
My Answer: the sum of protons and neutrons.

Question: Choose your answer.

A student uses a high-efficiency gasoline lawnmower to cut grass. The term "high efficiency" is used to indicate that the lawnmower
My Answer:
uses less energy than other lawnmowers.