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.

Question: Alan saw Venus through his old telescope. He then looked through his bigger, better telescope. Venus likely appears darker through the 
 Answer: smaller telescope
Larger telescopes can collect more light.

Question: John went to the doctor one day and was told they caught his cancer really early. What does this mean about the ease with which the cancer is treated? 
 Answer: easier to treat
The sooner cancer is detected the easier it is to treat.

Question: Eric is looking at the longest electromagnetic wave he has seen today. This wave has the _____ frequency of the day. 
 Answer: lowest

Longer wavelength electromagnetic waves have lower frequencies, and shorter wavelength waves have higher frequencies.