What is the primary role of dark matter in the formation of galaxies?

Understanding Black Holes and Dark Matter

Interactive Video
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Physics, Science
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10th Grade - University
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Medium

Liam Anderson
Used 6+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
It transforms into stars directly.
It repels matter, preventing galaxy formation.
It clumps together due to gravity, attracting matter.
It provides the light needed for star formation.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can black holes be detected if they emit no light?
By detecting the heat they emit.
By measuring the sound waves they produce.
By observing their color changes.
By observing the bright disks of material orbiting them.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a wandering black hole?
A black hole that remains stationary.
A black hole that emits light.
A black hole that changes size.
A black hole that moves through the galaxy.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What would be the first sign of a wandering black hole approaching our solar system?
Increased sunlight.
Appearance of new stars.
Sudden temperature drop.
Planets being flung into outer space.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to an object as it approaches a black hole?
It becomes invisible.
It gets stretched into a stream of particles.
It turns into a star.
It emits bright light.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term used to describe the stretching of objects near a black hole?
Condensation
Fragmentation
Compression
Spaghettification
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What did Hawking propose about black holes in the 1970s?
They are made of antimatter.
They are completely stable.
They can emit radiation and evaporate.
They are larger than galaxies.
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