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.

Input: Consider Input: Question: What would happen to the speed of Earth's orbit if our planet were to move closer to the Sun?
Answer: increased speed

Output: The Earth travels faster in its elliptical orbit when it is closer to the Sun than when it is farther away.

Input: Consider Input: Question: If something has a small surface area and is being mixed with something else it will react
Answer: slower

Output: Surface Area of Reactants When a solid substance is involved in a chemical reaction, only the matter at the surface of the solid is exposed to other reactants. If a solid has more surface area, more of it is exposed and able to react.

Input: Consider Input: Question: If Mary is building a rocket and she wants it to fly as low as possible, what should she do to the mass of the rocket?
Answer: increase it
Output: By using multiple stages, empty fuel containers could drop away. This reduced the mass of the rocket so that it could fly higher.