Fast Radio Bursts Mystery Solved

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Physics, Science
•
11th Grade - University
•
Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main characteristic of fast radio bursts that makes them difficult to study?
They are always located near the Sun.
They occur in visible light.
They last for only a few milliseconds.
They emit sound waves.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What did astronomers discover about FRB 12/11/02 in 2015?
It originated from a nearby galaxy.
It was the first FRB ever detected.
It was a repeating signal.
It was caused by a black hole.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the polarization of radio waves help scientists understand?
The distance of the source from Earth.
The size of the emitting object.
The orientation of the emitter relative to Earth.
The temperature of the emitting object.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is one possible scenario for the source of FRBs?
A neutron star being affected by a nearby black hole.
A comet passing through a solar system.
A supernova explosion in a distant galaxy.
A planet colliding with a star.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What recent discovery was made using the Very Large Telescope in Chile?
The universe has fewer stars than expected.
Massive stars are more common than previously thought.
Black holes are less frequent than predicted.
The universe is expanding faster than light.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are massive stars difficult to study?
They are hidden behind other stars.
They are too far away from Earth.
They do not emit any light.
They have very short lifespans.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What implication does the discovery of more massive stars have on our understanding of the universe?
There are fewer black holes than expected.
There could be nearly triple as many black holes.
Supernovas occur less frequently than thought.
The universe is older than previously believed.
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