The Universe Quiz 6 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Our galaxy is called

Correct Answer: C) The Milky Way.

2. What is the meaning of the vocabulary word collapse?

Correct Answer: B) To cave in.

3. What came before the Big Bang?

Correct Answer: B) Nothing; space, matter, and time appeared with the Big Bang.

4. For stars that are bigger than our sun what happens when it no longer a main sequence star?

Correct Answer: B) It becomes a super giant.

5. A universe with too little matter (gravity) to stop the expansion will results in total emptiness and referred as the Big Rip.

Correct Answer: A) Open Universe.

6. Kepler's 2nd Law deals with

Correct Answer: B) The speed/area the planet travels.

7. What are stars mainly made of?

Correct Answer: C) Hot Gas.

8. Natural satellites that orbit planets and asteroids

Correct Answer: B) Moons.

9. How does Cosmic Microwave Background Radiation support the Big Bang Theory?

Correct Answer: A) Microwaves are found everywhere in the universe.

10. Visible light emitted from a star or galaxy can be separated into a band of colors, called a .....

Correct Answer: A) Spectrum (or spectral lines).

11. What type of galaxy do we live in?

Correct Answer: A) Spiral.

12. The Big Bang Theory is a hypothesis that states that all matter and energy were at one time compressed into a small volume and then .....

Correct Answer: A) Expanded outward.

13. In which list are celestial features shown in order of increasing size?

Correct Answer: C) Planet-solar system-galaxy-universe.

14. Terrestrial Planets .....

Correct Answer: B) Are rocky, dense, and relatively small.

15. What is the smallest out of these terms?

Correct Answer: C) Planet.

16. The unit of length that astronomers use is the

Correct Answer: A) Light year.

17. The three types of galaxies are

Correct Answer: C) Spiral, elliptical, irregular.

18. Edwin Hubble's discoveries were so important that he had something named after him. What was it?

Correct Answer: D) The Hubble space telescope.

19. Which scientist was the first to find evidence that the universe is expanding

Correct Answer: C) Edwin Hubble.

20. All the things that are kept the same in an experiment.

Correct Answer: B) Control.