The Solar System

What is the center of our solar system?

• moon
• earth
• sun
• Jupiter

Which one takes the Earth 24 hours to complete?

• rotation

• revolution

Which one takes the Earth one year to complete?

• rotation

• revolution

What causes day and night here on our Earth?

• The different moon phases

• Asteroids

• The rotation of Earth

• Stars

What causes our seasons here on Earth?

• Stars in our universe

• Our revolution around the moon

• Earth's tilted axis and our rotation

• The revolution of Earth around the sun and Earth's tilted axis

What is 23 degrees

• axis

• day time

• the tilt of the Earth

• rotation around the sun

Imaginary line that runs through Earth from the North Pole to the South Pole.

• orbit

• day

• tilt

• axis

If it is ____ in the Northern hemisphere, then its winter in the Southern hemisphere.

• spring

• summer

• fall

• winter

what is the equator?

• an imaginary line that splits the Earth into a Northern and Southern Hemisphere

• an imaginary line the goes from the North Pole to the South Pole that the Earth rotates on

Why is it warmer in the summer?

• Closer to the sun
• More direct light from Earth's tilt
• Stronger light from the sun
• Earth spins slower