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- 1. Multiple Choice
What do you call a scientist who studies objects in space?
meteorologist
astronomer
astronaut
- 2. Multiple Choice
What type of star is one that is no bigger than Earth?
a red star
a blue star
a supergiant
a dwarf star
- 3. Multiple Choice
What type of galaxy is oval-shaped?
a spiral galaxy
an elliptical galaxy
an irregular galaxy
- 4. Multiple Choice
Most distances in space and to stars outside of our solar system are measured using.....
light-years
astronomical units
feet
meters
- 5. Multiple Choice
What type of galaxy has no special shape or form?
a spiral galaxy
an elliptical galaxy
an irregular galaxy
- 6. Multiple Choice
How bright a star looks to observers on Earth is its....
true brightness
apparent brightness
- 7. Multiple Choice
The actual amount of energy a star gives off is its...
true brightness
apparent brightness
- 8. Multiple Choice
The Milky Way is a....
spiral galaxy
elliptical galaxy
irregular galaxy
star
- 9. Multiple Choice
A very large star is a....
dwarf star
a red one
a blue one
a supergiant
- 10. Multiple Choice
A large group of stars, gas, and dust is called....
a universe
a cluster
a galaxy
a solar system
- 11. Multiple Choice
Our solar system is in which galaxy?
The Clouds of Magellan
Andromeda
The Milky Way
Betelguese
- 12. Multiple Choice
What is the name of Earth's star?
Antares
Betelguese
Polaris
the Sun
- 13. Multiple Choice
How are galaxies alike?
The are all the same shape
They have the same amount of stars
They all have stars, gas, and dust
They are all the same temperature
- 14. Multiple Choice
What color is the hottest star?
Red
Yellow
Blue
White
- 15. Multiple Choice
What color is the coolest star?
Red
Yellow
Blue
White
- 16. Multiple Choice
What two factors affect the brightness of a star?
distance
color
shape
radiant energy given off
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