Earth, Sun

If the Northern Hemisphere is experiencing Summer, what season is the Southern Hemisphere experiencing?

• Summer
• Winter
• Spring
• Fall

When the Northern Hemisphere of Earth is leaning away from the Sun, what season is the Southern Hemisphere experiencing?

• Summer
• Winter
• Spring
• Fall

What would happen if the Earth's axis was not tilted 23.5 degrees and it was straight up and down?

• Nothing would change
• Seasons would no longer happen
• Days and nights would be longer
• A year would take longer

What causes day and night on Earth?

• The rotation of the Earth
• Earth moving farther and closer to the Sun
• The revolution of  Earth
• The Moon's orbit around Earth

If the Earth stopped rotating, what would happen?

• Nothing would really happen
• There would no longer be 24 hours of day/night
• Seasons would no longer happen
• Lunar & solar eclipses wouldn't occur

During which phase of the moon can we sometimes have a solar eclipse?

• new moon
• full moon
• 1st quarter
• last quarter

During which phase of the moon do we sometimes have a lunar eclipse?

• new moon
• full moon
• 1st quarter
• 3rd quarter

If the sun, moon, and Earth are lined up, what does this diagram represent?

• cresent moon
• new moon
• lunar eclipse
• solar eclipse

What causes the change of seasons?

• the Moon's orbit around Earth
• the Earth's orbit around the sun
• the Earth's tilt as it orbits the sun
• Earth's distance from the sun as it orbits

As the Earth orbits around the sun, the direction of the tilt of Earth's axis does not change.

• True
• False