What gives us day/night on Earth?

• Earth's rotation on its axis
• Earth's revolution around the sun
• The moon's revolution around the Earth
• The tilt of the Earth

About how much of the Earth experiences night at the same time?

• 50%
• 90%
• 25%
• 33%

How long does it take the Earth to rotate once?

• 365 days
• 24 hours
• 52 weeks
• 60 minutes

About how much of the Earth is covered in water?

• 50%
• 90%
• 75%
• 20%

What is the shape of the Earth's orbit?

• Circle
• Square
• Triangle
• Elliptical

Is the Earth closer to the sun during our summer months?

• Yes
• No

What causes the Earth to go through seasons?

• The rotation of its axis
• The revolution around the sun
• The tilt of the axis
• The moon

If the Earth was not tilted, would we have the same season all year round?

• Yes
• No

What does the tilting of the Earth cause the sun's light/heat to do?

• Hit different parts of the Earth 
• Always hit the same spot on the Earth

When it is summer for us in Ohio, where would it be winter?

• Northern Hemisphere
• Southern Hemisphere