Answer:
C
Explanation:
As the Earth moves in relative to the moon the Earth blocks part of the sun from the moon causing only parts of the moon to light up. This BEST answers the question because B is not accurate because it doesn't describe why we actually SEE it. A might be true but it is not the BEST explained.
Hope this helps! (^-^)
A living organism is a cell that is similar to the humanoid ones. This excludes cells such as plant cells. A living organism also had to be able o make proteins for itself, such as humans do. A human would be a living organism. An animal would be a living organism.
Answer:
Wavelength and frequency are inversely proportional to each other. Such that longer waves have lower frequencies, and shorter waves have higher frequencies. The amplitude or height of a wave is measured from the peak to the trough.