The Universe Quiz 34 (20 MCQs)

Quiz Instructions

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1. What is the name of the galaxy that includes Earth?

Correct Answer: C) The Milky Way.

2. Our galaxy is a ..... galaxy.

Correct Answer: C) Spiral.

3. Distance measurement used by astronomers for distant objects.

Correct Answer: B) Light Years.

4. What type of galaxy is Earth in? TEK 8.8A

Correct Answer: C) Spiral.

5. Kepler's first law states that the orbits of the planets are in the shape of a/an .....

Correct Answer: B) Ellipse.

6. How do new classify galaxies?

Correct Answer: A) Shapes.

7. Which star would have the highest temperature?

Correct Answer: B) A white star.

8. The diminishing brightness of a star is balanced by the increasing number of stars seen.

Correct Answer: A) Olber's paradox.

9. Who discovered the Geocentric method?

Correct Answer: C) Ptolemy.

10. A star is born in a .....

Correct Answer: D) Nebula.

11. The part of the atom that determines the identity of the atom

Correct Answer: A) Proton.

12. After a supernova, the core can collapse into a neutron star, or if massive enough even a .....

Correct Answer: A) Black Hole.

13. Low-mass stars eventually collapse into what final star remnant?

Correct Answer: C) White dwarfs.

14. Which statement below most accurately describes our universe?

Correct Answer: C) All of the billions of stars and galaxies.

15. The mass-energy density of the Universe is .....

Correct Answer: A) 70% dark energy; 29% matter/dark matter; <1% light.

16. The inverse of the rate of expansion of the universe should equal which value?

Correct Answer: A) The age of the universe.

17. A Greek philosopher who believed in the primordial universe.

Correct Answer: B) Anaxagoras.

18. *There are an estimated ..... galaxies in the universe.

Correct Answer: C) 1 Billion.

19. What characteristic of Earth makes it a habitable place for life? In other words, what does Earth have that no other planet has?

Correct Answer: D) Liquid water.

20. The "afterglow" of the energy from the origin of the universe that we see today.

Correct Answer: A) Cosmic radiation.