Ques: The glaciers on Earth are getting smaller and smaller as Earths temperature rises.  Rick is able to prove that in fifty years, the Earth's average temperature will be significantly lower. Based off of this information, he could also deduce then that the number of glacier's on earth in 50 years will be higher or lower?
Ans: higher

Ques: As animals grow their bones get longer and bigger, they grow more hair, and are able to take care of themselves by getting food, shelter, and water.  Scuffy was a puppy, and now he is a dog. Now that Scruffy is bigger, longer, and furrier than before, Scrufffy can take care of himself better or worse?
Ans: better

Ques: We need to reduce our electricity consumption in order to reduce pollution.  Suppose Jim decides to use less electricity in his day to day activities. What can he expect will happen to the amount of pollution he is responsible for creating it will increase or it will decrease?
Ans: it will decrease

Ques: By using multiple stages, empty fuel containers could drop away. This reduced the mass of the rocket so that it could fly higher.  A rocket would only be able to fly low if its mass were higher or lower?
Ans:
higher