objects of the universe

Which object has the greatest gravitational pull in the solar system?

• the Earth

• The Sun

• The Moon

As the _________ increases between two objects, the gravitational pull decreases.

• Satellite

• Orbit

• Distance

Earth and its solar system are part of the _______ galaxy.

• Andromeda

• Milky Way

• Irregular

The distance light can travel in one year is ______________

• 15,000 kilometers

• 1 light-year

• 15 Astronomical Units

• 6,000 miles

Select the correct order in size from smallest to biggest

• Earth, Moon, Galactic Center, Sun

• Moon, Earth, Sun, Galactic Center

• Sun, Moon, Galactic Center, Earth

The sun and everything that revolves around it.

• solar system
• galaxy
• universe
• rotation

Space and all the matter and energy in it. 

• Clusters
• Universe
• voids
• Light Year

The Milky Way Galaxy is a 

• spiral
• lenticular
• elliptical 
• irregular

What type of galaxy is this?

• Spiral
• Elliptical
• Irregular 
• Irrational

What color of star is the hottest?

• Blue
• Red
• Yellow
• Orange