Cosmic Quiz: BLACK HOLES

Slides (34)

1. 1 - Freestyle

2. 2 - Freestyle

3. 3 - Pick Answer Black holes suck in everything like cosmic vacuum cleaners.

   1. Fiction

   2. Fact

4. 4 - Pick Answer If the Sun became a black hole, Earth would be sucked in.

   1. Fiction

   2. Fact

5. 5 - Pick Answer Black holes can be different sizes — from tiny to supermassive.

   1. Fiction

   2. Fact

6. 6 - Pick Answer Time stops at the event horizon for an outside observer.

   1. Fact

   2. Fiction

7. 7 - Pick Answer Black holes helped create the atoms in your body.

   1. Fact

   2. Fiction

8. 8 - Leaderboard

9. 9 - Freestyle

10. 10 - Pick Answer Match Pairs

    1. Event Horizon - The point of no return around a black hole

    2. Singularity - The center where all mass is concentrated

    3. Supernova - A giant explosion that marks the death of a massive star

11. 11 - Pick Answer Match Pairs

    1. Schwarzschild Radius - The size a mass must be compressed to become a black hole

    2. Supermassive Black Hole - A black hole found at the centre of most galaxies

    3. Accretion Disk - Hot swirling matter falling into a black hole

12. 12 - Leaderboard

13. 13 - Freestyle

14. 14 - Pick Answer Put the stages of a massive star's life in the correct order to form a black hole.

    1. Massive star burns hydrogen

    2. Gravity collapses the core

    3. Black hole is born

    4. Iron core forms

    5. Supernova explosion

15. 15 - Leaderboard

16. 16 - Freestyle

17. 17 - Pick Answer What is at the center of most galaxies?

    1. A super massive black hole

    2. A giant star

    3. Nothing special

    4. A wormhole

18. 18 - Pick Answer What did the Event Horizon Telescope photograph in 2019?

    1. A star

    2. A supernova

    3. The shadow of a black hole

    4. Another galaxy

19. 19 - Pick Answer Why are black holes important for life on Earth?

    1. They protect us from asteroids

    2. They spread heavy elements through supernovae

    3. They provide light

    4. They are not important at all

20. 20 - Pick Answer Who got the Nobel Prize in 2020 for black hole research?

    1. Stephen Hawking

    2. Albert Einstein

    3. Carl Sagan

    4. Andrea Ghez and Reinhard Genzel

21. 21 - Pick Answer What is the name of the black hole at the centre of our galaxy?

    1. Andromeda

    2. Sagittarius A*

    3. M87*

    4. Cygnus X-1

22. 22 - Leaderboard

23. 23 - Freestyle

24. 24 - Pick Answer Can light escape from a black hole?

    1. YES

    2. NO

25. 25 - Pick Answer Is there a solid surface on a black hole?

    1. Yes

    2. No

26. 26 - Pick Answer Do black holes live forever?

    1. Yes

    2. No

27. 27 - Pick Answer Is our Sun massive enough to become a black hole?

    1. No

    2. Yes

28. 28 - Pick Answer Can black holes merge with each other?

    1. Yes

    2. No

29. 29 - Leaderboard

30. 30 - Freestyle

31. 31 - Word Cloud Complete the sentence: "Without black holes, humans would not exist because..."

    1. 9

    2. 67

    3. important things for life

32. 32 - Open Ended If you could ask a black hole one question, what would it be?

33. 33 - Freestyle

34. 34 - Leaderboard