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.

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

Example Input: Question: NASA has sent an unmanned probe to survey a distant solar system with four planets. Planet Zorb is farthest from the sun of this solar system, Planet Krakatoa is second farthest, Planet Beanbag is third, and Krypton is the closest. The probe visits the planets in order, first Zorb, then Krakatoa, then Beanbag and finally Krypton. Did the probe have to fly farther in its trip from 
 Answer: Zorb to Krakatoa or
Example Output: In general, the farther away from the Sun, the greater the distance from one planets orbit to the next.

Example Input: Question: John was a doctor in a cancer ward and knew that early detection was key. The cancer being detected slowly makes the cancer treatment 
 Answer: Harder
Example Output:
The sooner cancer is detected the easier it is to treat.