Earth Sun and Moon Review

What is rotation?

• Earth traveling around the sun, which takes 365 days
• Earth spinning on its invisible axis, which takes 24 hours

Why do we experience day and night on Earth?

• The moon and stars revolve around the Earth, causing Earth to see them only at certain times
• The moon reflects light from the sun
• The Earth rotates on its axis every 24 hours, so half of the Earth is always in darkness (night) and half is always in sunlight (day)

What is revolution?

• Earth traveling around the sun, which takes about 365 days
• Earth spinning on its invisible axis, which takes 24 hours

What season is it in the southern hemisphere?

• Winter
• Spring
• Summer
• Fall

What season is it in the Northern Hemisphere?

• Winter
• Summer
• Spring
• Fall

Why do we have seasons?

• The earth's rotation on its axis
• The earth's revolution around the sun
• The moon's gravity pull on the earth
• The Earth's tilt as it revolves around the sun

What two things cause our tides?

• the seasons and moon phases
• the earths gravity and rotation
• Moon's gravity and earth's rotation
• moon's gravity and earth's revolution

If high tide is at 6am, what time will the next high tide be?

• 12 pm
• 12 am
• 6 pm
• 6 am

In the waxing phase, the moon appears to

• get bigger
• get smaller

In the waning phase, the moon appears to

• get bigger
• grow smaller