Understanding Earth's Rotation and Day-Night Cycle

The video explains how the Earth rotates on its axis every 24 hours, causing different parts of the Earth to face the sun and experience daytime, while others face away and experience nighttime. This cycle is known as the alternation of day and night. The video concludes with a reminder to subscribe.

How long does it take for the Earth to complete one full rotation on its axis?

• 24 hours

• 72 hours

• 48 hours

• 12 hours

What happens to the part of the Earth that is facing the sun?

• It experiences nighttime

• It remains in twilight

• It becomes colder

• It experiences daytime

Which part of the Earth experiences nighttime?

• The part facing the sun

• The part at the equator

• The part facing away from the sun

• The part at the poles

What is the term used to describe the regular change between day and night?

• Lunar cycle

• Seasonal change

• Solar cycle

• Alternation of day and night

What causes the alternation of day and night on Earth?

• The tilt of the Earth's axis

• The moon's orbit around the Earth

• The Earth's rotation on its axis

• The Earth's revolution around the sun