Sol 6.8 Solar System & Moon

The time it takes Earth to rotate one time

• 365 1/4 day
• about 24 hours
• about 24 days

A moon phase that is completely lit is a 

• a crescent moon
• a full moon
• a new moon

Earth spins around an imaginary line called the 

• eclipse
• horizon
• axis

The tilt of the Earth and its revolution around the Sun causes 

• seasons.

• full moons.

• new moons.

• day and night.

Earth and the other planets closest to the Sun are made mostly of _______

• gas
• metal
• water
• rock

The moon is a natural  ______ of Earth.

• comet
• axis
• satellite
• space probe

Tags

CCSS.RI.6.7

CCSS.RI.7.7

CCSS.RL.5.7

CCSS.RL.6.7

CCSS.RL.7.7

Earth's ________ on its axis causes day and night.

• rotation
• revolution
• phase
• comet

Tags

CCSS.RI.5.7

CCSS.RI.6.7

CCSS.RL.5.7

CCSS.RL.6.7

CCSS.RL.7.7

One full orbit of an object around another object is called a ________.

• axis
• rotation
• revolution
• satellite

One of the main differences between the outer and inner planets is __________.

• The inner planets all have water
• the inner planets are much bigger than the outer planets
• the outer planets are gas planets
• the outer planets have rings, and the inner planets don't

Which factor makes Earth different from all the other planets in the solar system in its ability to support life? 

• The Earth is exposed to rays from the sun. 
• The Earth has only one moon that orbits around it. 
• The Earth rotates in an elliptical orbit around the sun. 
• The Earth has a breathable atmosphere.