Fact 1: Aplanet rotating causes cycles of day and night on that planet.

Fact 2: Time is movement, the motion of the planet in its rotation and its movement around the sun.

Given the two facts above, answer the question "rotation cause what?" with the following options: 
- waves
 - seasons
 - cracks
 - weather
 - night
 - storms
 - Injury
 - motion


 

     night    