Unit F Part 1 Review

The earth moves closer to the sun during the day, and farther away from the sun at night. 

• True
• False

The Sun takes one day to revolve completely around the Earth. 

• True
• False

The earth's rotation causes the day/night cycle on Earth. 

• True
• False

During which season are days (daylight hours) the longest? 

• Spring
• Summer
• Winter
• Fall

During which season is the Sun's angle lowest in the sky? 

• Spring
• Summer
• Fall
• Winter

Why are shadows generally smaller during the summer? 

• The sun is farther away, causing smaller shadows. 
• The sun's angle is higher in the sky, causing smaller shadows.

Why are times different in different places in the world?

• As new places rotate into the sun, it becomes morning there. 
• Every state chooses their own time. 
• When the Earth moves closer it is day, and when the earth moves farther, it is winter. 

We have learned that the earth has a tilt of 23.5 degrees. Which statement would be true if the earth had a tilt of 0 degrees?

• The seasons would be shorter. 
• The seasons would be more extreme (summer hotter and winter cooler)
• The seasons would be opposite what they are no. 
• We would experience no seasons. 

Rays from the sun that hit the earth more directly heat the earth MORE than rays that hit the earth less directly. 

• True
• False

What is the shape of the Earth's orbit? 

• perfect circle
• oval
• elliptical (between oval and circle)
• square