Our Solar System

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

• gas
• metal
• water
• rock

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

• axis
• rotation
• revolution
• satellite

Tags

NGSS.MS-ESS1-1

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 planet has the smallest pull of gravity?

• Saturn
• Jupiter
• Neptune
• Mercury

Which is the largest object in our solar system?

• Sun
• Jupiter
• Earth
• Pluto

Tags

NGSS.MS-ESS1-3

The four terrestrial planets all have

• Rocky surfaces
• Hot temperatures
• Deep atmospheres
• Large size

Which planet is the hottest planet?

• Mercury
• Mars
• Venus
• Saturn

Why does the moon appear to shine?

• It is like a star and gives off light
• it refracts light from space
• It reflects light from the sun
• It absorbs light from the sun

Tags

NGSS.MS-ESS1-1

NGSS.MS-PS4-2

How does changing the distance between objects affect the force of gravity?

• Decreasing distance increases gravity
• increasing distance increases gravity 
• Distance does not affect gravity

which of the following is the cause of Mercury having a shorter year than Jupiter

• Mercury orbits closer to the sun
• Mercurys orbit is more circular than Jupiter
• Mercury rotates at a slower speed than Jupiter
• Mercury has a more elliptical orbit than Jupiter