Understanding Day and Night

What causes day and night on Earth?

• The Earth's revolution around the Sun

• The Earth's rotation on its axis

• The Moon blocking the Sun

• The Sun moving around the Earth

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

• 12 hours

• 24 hours

• 365 days

• 30 days

In which direction does the Sun appear to rise?

• North

• South

• East

• West

What is the term for the time when the Sun disappears below the horizon in the evening?

• Sunrise

• Noon

• Sunset

• Midnight

Why do shadows change length during the day?

• The Sun moves closer to the Earth

• The Earth's rotation changes the Sun's position in the sky

• The Moon blocks the Sun

• The Earth's revolution around the Sun

When are shadows the shortest during the day?

• Early morning

• Late afternoon

• Noon

• Midnight

What happens to the length of shadows as the Sun sets?

• They get shorter

• They disappear

• They get longer

• They stay the same

Why are shadows longer in the morning and afternoon?

• The sun is high above us in the sky

• The sun is lower to the ground

• There is no sun

• The sun is shining so bright

What is the main reason we have different time zones on Earth?

• The Earth's rotation

• The Earth's revolution

• The Moon's phases

• The Sun's movement

What is the imaginary line called that the Earth rotates around?

• Equator

• Axis

• Orbit

• Meridian