Earth, Moon, and Sun

Day and night is caused by the _____________ of earth on its axis.

• revolution

• orbit

• rotation

• tilt

What are the reasons for the seasons?

• Earth's tilt and rotation.

• Earth's rotation and revolution.

• Earth's tilt and revolution.

• Earth's tilt and resolution

How long does it take the Earth to make one REVOLUTION around the Sun?

• 12 hours

• 24 hours

• 365 1/4 days

• 29 1/2 days

As the Earth orbits around the sun, the direction of the tilt of its axis changes.

• True

• False

Sunlight hits Earth’s surface most directly at the _______. Because of this, this particular area doesn't experience seasons.

• North Pole

• South Pole

• Equator

• International Date Line

At position C, which hemisphere would have winter?

• Northern hemisphere

• Southern hemisphere

• Eastern hemisphere

• Western hemisphere

At position D in the Northern hemisphere it would be _____?

• Summer

• Winter

• Spring

• Fall

Which letter on the diagram represents the Earth's position on the spring (vernal) equinox in the Northern Hemisphere?

• A

• B

• C

• D

What do June 21 and December 21 have in common?

• eclipses

• equinoxes

• solstices

• first day of spring and/or fall

A[n] ______________ tide occurs when the sun is at right angles to the line between Earth and the moon.

• high

• neap

• low

• spring