instruction:
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:
Question: Noah has noticed that the galaxies are contracting. This will make the galaxies 
 Answer: nearer
answer:
As the Universe expands, galaxies move further and further apart.


question:
Question: If you defocus the sun's rays with a lens they are 
 Answer: weaker
answer:
The more focused the Suns rays are, the more energy an area receives and the warmer it is.


question:
Question: john was testing the meter and noticed that waves with lower amplitudes or longer wavelengths have an energy level that is 
 Answer: Less
answer:

Waves with greater amplitudes or shorter wavelengths have more energy.