The Stars
Galaxies
Planets
Space Stuff
Test Questions
100

This is what determines the color of a star.

What is...

its temperature?  

100

This is what a galaxy is made up of.

What are...

stars, planets, gas, and dust?

100

The inner planets are made of this.

What is...

(mostly) rock?

100

This is where asteroids are found.

What is...

between Mars and Jupiter (in the Asteroid Belt)?

100

Gavriel and Armani are spending an evening observing stars.  They can see thousands of stars in the dark night sky.  Stars outside of the solar system are most similar to...

a.  an asteroid                    c. Earth

b. the moon                       d. the sun

What is...

the sun?  

200

A large ball of burning gases is given this name.

What is...

a star?

200

This is the name of our galaxy.

What is...

The Milky Way?

200

These are called "The Gas Giants".

What are...

the outer planets?

200

This is the reason the sun is considered the center of the solar system.

What is...

because everything in the  solar system revolves around the sun?

200

Ally likes to look at the stars at night.  She wonders why she can't see the stars in the daytime.  Why can't Ally see the stars? 

What is...

the stars are so far away that their light is too dim to see while the sun is shining?  

300

This is the reason that some stars appear brighter than others.

What is...

they are closer to earth?

300

This is the type of galaxy that we live in.

What is...

a spiral galaxy?

300

This is the largest planet.

What is...

Jupiter?

300

This is what a meteor is called once it has landed on Earth's surface.

What is... 

a meteorite?

300

Jelitzka is writing a report about the solar system.  How should she describe the difference between inner planets and outer planets?  

What is...

the inner planets are small and solid, and the outer planets are large and gaseous.  

400

This is the star that all the planets in the solar system revolve around.

What is...

the sun?

400

These are the three types of galaxies.

What are...

spiral, elliptical, and irregular?

400

Some planets have as many as 63 of these.

What are...

moons?

400

This small chunk of rock can make a streak of light in the night sky.

What is...

a meteor/meteoroid?

400

During a visit to an observatory, Augusto observed the moon, Venus, the sun, and the star Sirius. Which one of these objects is outside of the solar system?  

What is...

Sirius?  

500

This star is closest to Earth.

What is...

the  sun?

500

Skylab was the first American space station.  It was in orbit around Earth from 1973 to 1979.  This object in space is similar to Skylab.  

What is...

a moon?  

500

Jupiter has one of these, known as "The Red Spot".

What are...

storms?

500

This is the main difference between a comet and an asteroid.  

What is...

a comet has a tail?

500

Riley divided the planets into two groups.  His two groups of planets are shown in the table.

                Group 1               Group 2

                Earth                   Saturn

                Venus                  Jupiter

                 sun                    moon


Which of the following would be the best label for Group 2?

a. planets with long orbits

b. planets that orbit the sun

c. planets with slow rotations

d. planets that have moons

What is...

planets with long orbits?

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