Aplanet rotating causes cycles of day and night on that planet, and planets move in elliptical orbits. Given these facts, when what rotates are cycles of day and night created among the following options:
- helps a species to thrive
 - Something that take eight minutes to travel to the Earth
 - several different ways
 - Changing the angle of the sun
 - chemical compound NaCl
 - just about everywhere on Earth
 - keeping food fresh for long periods of time
 - Something that moves in an elliptical orbit


 

        Something that moves in an elliptical orbit 