Stars & Big Bang Quiz

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Astronomy basics quiz

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Fan Li Kien De Vera

Philippines

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Stars & Big Bang Quiz


Stars & Big Bang QuizVersion en ligne Astronomy basics quiz par Fan Li Kien De Vera 1 1. What is a star mainly made of? a A. Rock and metal b D. Lava c B. Gas and dust d C. Ice and water 2 2. What is the main source of a star’s energy? a C. Chemical reaction b D. Gravity alone c B. Nuclear fusion d A. Burning fuel 3 3. In nuclear fusion, hydrogen atoms combine to form: a B. Carbon b C. Helium c A. Oxygen d D. Nitrogen 4 4. Where does nuclear fusion happen in a star? a C. Core b D. Atmosphere c B. Corona d A. Surface 5 5. What is a nebula? a C. A cloud of gas and dust b D. A black hole c A. A dying star d B. A planet system 6 6. Stars are formed mainly by: a A. Explosion of planets b C. Cooling lava c D. Ocean evaporation d B. Gravity pulling gas and dust together 7 7. What is a protostar? a B. A newly forming star before fusion starts b A. A dying star c C. A black hole d D. A planet 8 8. What happens when fusion begins in a protostar? a D. It disappears b A. It becomes a planet c B. It turns into a black hole d C. It becomes a true star 9 9. Which star is closest to Earth? a A. Sirius b C. The Sun c D. Polaris d B. Betelgeuse 10 10. The Sun is classified as a: a D. Supernova b C. G2-type star c A. Red giant d B. White dwarf 11 11. What determines a star’s lifespan? a D. Shape b A. Color c C. Mass d B. Distance from Earth 12 12. Which stars live the longest? a D. Red giants b B. Small stars c A. Massive stars d C. Supergiants 13 13. Massive stars usually: a D. Never explode b A. Live longer c B. Burn slowly d C. Live short but bright lives 14 14. The Sun is currently about: a D. Already dead b A. A newborn star c C. About to explode d B. Halfway through its life 15 15. What is the next stage of a Sun-like star after the main sequence? a C. Supernova b B. Red giant c A. Black hole d D. Neutron star 16 16. After a red giant phase, a small star becomes a: a D. Nebula explosion b B. White dwarf c A. Black hole d C. Supernova 17 17. A white dwarf is: a A. A new star b D. A gas cloud c B. A planet d C. A hot, dense star remnant 18 18. Massive stars end their lives in a: a A. Solar flare b B. Supernova c C. Eclipse d D. Meteor shower 19 19. A supernova is: a A. Star birth b C. Planet formation c B. Star explosion d D. Cloud collapse 20 20. What can form after a supernova? a C. Neutron star or black hole b D. Nebula only c A. Moon d B. Comet 21 21. A black hole is formed when: a D. A nebula disappears b B. A small star cools c A. A planet explodes d C. A massive star collapses 22 22. What cannot escape a black hole? a B. Light b D. Dust c A. Sound d C. Heat only 23 23. Fusion in stars produces energy by: a B. Turning mass into energy b D. Breaking planets c C. Freezing gas d A. Destroying atoms 24 24. Why don’t stars collapse inward during most of their life? a A. Magnetic fields b D. Planet pull c C. Rotation only d B. Balance between gravity and fusion pressure 25 25. Nebulas are often called: a A. Star graves b D. Black zones c B. Star nurseries d C. Planet fields 26 26. What is the Big Bang Theory? a D. Death of galaxies b C. Formation of planets only c B. Theory that explains the origin of the universe d A. Explosion of a star 27 27. According to the Big Bang Theory, the universe began as: a A. A large galaxy b B. A hot, dense point c C. A cold empty space d D. A black hole 28 28. One evidence of the Big Bang is: a D. Volcano eruptions b A. Ocean tides c C. Earth’s rotation d B. Expanding universe (galaxies moving away) 29 29. The Cosmic Microwave Background (CMB) is: a B. Leftover heat from the Big Bang b C. Light from stars c A. Sound waves in space d D. Solar radiation 30 30. Another evidence supporting the Big Bang is: a A. Presence of oceans b D. Moon phases c C. Earth’s atmosphere d B. Abundance of light elements like hydrogen and helium

Stars & Big Bang Quiz

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Stars & Big Bang QuizVersion en ligne

par Fan Li Kien De Vera

1. What is a star mainly made of?

2. What is the main source of a star’s energy?

3. In nuclear fusion, hydrogen atoms combine to form:

4. Where does nuclear fusion happen in a star?

5. What is a nebula?

6. Stars are formed mainly by:

7. What is a protostar?

8. What happens when fusion begins in a protostar?

9. Which star is closest to Earth?

10. The Sun is classified as a:

11. What determines a star’s lifespan?

12. Which stars live the longest?

13. Massive stars usually:

14. The Sun is currently about:

15. What is the next stage of a Sun-like star after the main sequence?

16. After a red giant phase, a small star becomes a:

17. A white dwarf is:

18. Massive stars end their lives in a:

19. A supernova is:

20. What can form after a supernova?

21. A black hole is formed when:

22. What cannot escape a black hole?

23. Fusion in stars produces energy by:

24. Why don’t stars collapse inward during most of their life?

25. Nebulas are often called:

26. What is the Big Bang Theory?

27. According to the Big Bang Theory, the universe began as:

28. One evidence of the Big Bang is:

29. The Cosmic Microwave Background (CMB) is:

30. Another evidence supporting the Big Bang is: