TASK DEFINITION: In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.
PROBLEM: Question: Tony drives an SUV that contributes many greenhouse gases to the atmosphere. Evan rides a scooter that contributes few greenhouses gases to the atmosphere. Who likely contributes more to the Earth heating up? 
 Answer: Tony

SOLUTION: If there are more greenhouse gases in the atmosphere, more ultraviolet radiation will be trapped and the Earth will heat up.

PROBLEM: Question: Rich sees a blue star with his telescope. Tina sees a red star with his telescope. _____ sees the cooler star. 
 Answer: Tina

SOLUTION: But, in stars, the bluer the star, the hotter it is, and the redder it is, the older and colder it is.

PROBLEM: Question: A dolphin is swimming through waves in the ocean. The dolphin jumps out of the water then falls back in, creating a wave through the dolphin's disturbing the water. Nearby, turtle flaps it's fin and makes another wave. The waves the dolphin made will have an amplitude that is 
 Answer: greater

SOLUTION:
A wave caused by a disturbance with more energy has greater amplitude.