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15
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Where are supermassive black holes usually found?
Inside planets
On the edge of the Solar System
Between Earth and the Moon
At the centres of galaxies
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15
×
Why do scientists still not fully understand what happens at a singularity?
Current physics cannot fully explain the extreme conditions
No one has looked through a telescope
Black holes are too small to study
It is too far from Earth
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15
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Which force is mainly responsible for creating a black hole?
Friction
Magnetism
Gravity
Electricity
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15
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What may eventually happen to black holes after an extremely long time?
They freeze forever
They turn into planets
They become comets
They may completely evaporate
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15
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Why can't light escape from a black hole?
Space is too dark
Light is too slow
There is no oxygen
Its gravity is too strong
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15
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Which of these statements about black holes is true?
Black holes suck up the entire universe.
Black holes can only pull in objects during the daytime.
Black holes can pull in gas, dust, and even light
Black holes only exist in science fiction.
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15
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What happens if our Sun became a black hole?
Earth would explode instantly
The Moon would become a star
The planets would continue orbiting it
All the planets would immediately be sucked in
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seesaw
Swap points!
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gold
Win 50 points!
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rocket
Go to first place!
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baam
Lose 25 points!
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15
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Approximately how massive can supermassive black holes be?
Twice the mass of the Moon
Smaller than Jupiter
About the same mass as Earth
Millions or billions of times the mass of the Sun
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15
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What would happen to an astronaut who got too close to a small black hole?
They would float safely around it forever
They would freeze into ice immediately
They would be stretched into a long, thin shape by gravity
They would instantly become invisible
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15
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What effect does Hawking radiation have on black holes?
They become stars again
They stop attracting objects
They slowly lose mass over time
They become larger every day
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15
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Which element marks the end of energy-producing fusion inside a massive star?
Helium
Oxygen
Iron
Hydrogen
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15
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How do astronomers know a black hole is present if they cannot see it directly?
They see its shadow on the Moon
They observe its effects on nearby stars, gas, and light
They listen for loud sounds in space
They watch it glow brightly in visible light
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monster
Reset all scores!
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shark
Other team loses 25 points!
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gift
Win 15 points!
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baam
Lose 20 points!
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trap
No points!
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gold
Win 50 points!
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fairy
Take points!
5
10
15
20
25
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banana
Go to last place!
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15
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Which type of black hole could allow you to cross the event horizon before being stretched?
A white dwarf
A supermassive black hole
A neutron star
A tiny asteroid
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