Explanation:
When we are outside on a sunny day, we can see how our shadows change throughout the day. The Sun's position in the sky affects the length of the shadow. When the Sun is low on the horizon, the shadows are long. ... Due to the Earth's rotation, our view of the Sun changes throughout the day.
No, because their job is to teach, and by giving you work and homework, they are making you review what you learn.
Also, they don't get payed enough- (sadly)
