1) What is a black hole?
a) Comet that has turned black
b) Top of a galaxy
c) Bottom of a galaxy
d) Evolutionary end point of a massive star
2) What is the density of a black hole?
a) Density of oil
b) Density of water
c) Density of Uranium
d) Infinite
3) What can escape from a black hole?
a) Air
b) Water
c) Nothing
d) Light
4) How much is the escape speed in Schwarzschild radius?
a) Speed of sound
b) Speed of light
c) Speed of aeroplane
d) Speed of rocket
5) What is an imploded core of a massive star produced by a supernova explosion?
a) Electron Star
b) Photon Star
c) Neutron Star
d) Positron Star
6) Who proposed that black holes can evaporate?
a) John Oppenheimer
b) Karl Schwarzschild
c) Stephen Hawking
d) Julian Huxley
7) What divides space time into “inside” and “outside”?
a) Event horizon
b) Singularity
c) Gravity
d) Meteor
8) Who coined the term “black hole”?
a) John Mitchell
b) Pierre Simon Laplace
c) John Wheeler
d) Isaac Newton
9) Who rejected the existence of black holes?
a) Albert Einstein
b) C. V. Raman
c) Enrico Phermi
d) John Dalton
10) What is a black hole running back in time?
a) White hole
b) Worm hole
c) Green hole
d) Insect hole
Black Hole Quiz Answers
1) What is a black hole?
d) Evolutionary end point of a massive star
2) What is the density of a black hole?
d) Infinite
3) What can escape from a black hole?
c) Nothing
4) How much is the escape speed in Schwarzschild radius?
b) Speed of light
5) What is an imploded core of a massive star produced by a supernova explosion?
c) Neutron Star
6) Who proposed that black holes can evaporate?
c) Stephen Hawking
7) What divides space time into “inside” and “outside”?
a) Event horizon
8) Who coined the term “black hole”?
c) John Wheeler
9) Who rejected the existence of black holes?
a) Albert Einstein
10) What is a black hole running back in time?
a) White hole
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