I think it is D. I hope this helps
A light year is the DISTANCE light travels through vacuum in 1 year.
If light is traveling through vacuum, then it's traveling at the speed of light in vacuum. If a student at home at the beginning of the trip is holding the clock, then ...
Traveling 1 light year takes 1 year.
Traveling 2 light years takes 2 years.
Traveling 3 light years takes 3 years.
Traveling 10 light years takes 10 years.
If the light is traveling through some other substance, or if the clock is traveling along with the light, then these numbers all change.
YOU cannot travel at the speed of light. We have to just leave it at that
Atoms of the same element having equal numbers of protons, but different numbers of neutrons is called isotope.
Answer:
A copper wire current consists of electrons appropriately called conduction electrons.
Explanation:
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Answer:
they help us allocate a particular place in case one needs to allocate or find a place or something
