A light year is a unit of distance. It is a distance that light can travel in a years time which is six trillion miles. It is used to measure the distances in space. To take one example, the distance to the next nearest big galaxy, the Andromeda Galaxy, from earth is 21,000,000,000,000,000,000 km.
Do you understand it? <span />
Infared = used by police
gamma = short wavelength
radio = largest wavelength
visible = only ones we can see
Answer:
its 1/2 the mass of the object times by its velocity ^ 2
I’m gonna have to say “Ocean waves” as the answer
