Unit 6 Test day Review

What galaxy do we live in?

• Andromeda Galaxy

• Milky Way Galaxy

• Tadpole Galaxy

• Black Hole Galaxy

Which of the following would be considered an outer planet?

• Mercury, Venus, Earth, Mars

• Earth, Mars, Jupiter, Saturn

• Jupiter Saturn, Uranus, Neptune

What is our solar system composed of?  

• planets 

• the sun

• moons 

• all of the above 

We live in a galaxy that is considered

• spiral

• elliptical

• irregular

• Quasar

Lebel the planets in order based upon their distance from the sun. 

How can a spiral galaxy be described?  

• Has no stars 

• Contains only old stars 

• Contains both old and new stars

• Has only new stars

Which statement below fits the criteria needed to be classified as a planet?  

• It must have rings.

• The object is in orbit around the earth.  

• The object has cleared a path of all objects in its orbit.

• The object can be any shape.

Why do Mercury and Venus not have any moons?

•  They do not have moons because Mercury and Venus are too far away from the sun for the sun's gravity to hold the moons  in place.  

• They don't have moons because no inner planets have moons. 

• Mercury and Venus don't have moons because those planets are too hot because  of their location near the sun.  

• They don't have moons because the sun's gravity would pull the moons toward it.  

Our universe is made up of many galaxies that are 

• held together by air

• held together by earth

• held together by space

• held together by gravity

Look at the following galaxy classify the shape

• Spiral

• Irregular

• Elliptical