Our Universe-Our Solar System

A __________ is a chunk of ice & dust that has a bright head & a long narrow tail.

• asteroid
• planet
• meteoroid
• comet

The ______is between the orbits of Mars & Jupiter.

• solar system
• asteroid belt
• terrestrial planets
• photosphere

A force of attraction between any two objects is called _____________.

• static electricity 
• rotation
• gravity
• orbit

How long does it take Earth to complete one revolution around the Sun?

• 24 hours
• one week
• one month
• one year

Earth completes one full ___________ on its axis every 24 hours.

• rotation
• revolution
• resolution
• reservation 

Which planet is between Venus and Mars?

• Earth
• Neptune
• Mercury
• Jupiter

Select the order from smallest to largest.

• Sun, Milky Way, solar system, universe
• Sun, Milky Way, universe, solar system
• Sun, solar system, Milky Way, universe
• Sun, solar system, universe, Milky Way

Where is a meteor located?

• In the atmosphere
• In outer space
• On the ground

Where is a meteoroid located?

• In the atmosphere
• In outer space
• On the ground

Where is a meteorite located?

• In the atmosphere
• In outer space
• On the ground