1.match the definition to the location on the venn diagram 2.net force greater or less than 0, results in a change in direction 3.a push or pull on an object, magnitude and direction does not result in a change in motion, net force equals 0

because natural gas is colorless, odorless, and tasteless, distributors add mercaptan (a chemical that smells like sulfur) to give natural gas a distinct unpleasant odor (it smells like rotten eggs). they locate the types of rock that are likely to contain natural gas deposits.

the answer is:  

line graphs show patterns in data with variables that change over time; whereas, circle graphs show data as parts out of a whole (such as out of 100%).