
Astro 150 Trivia - 10/27/2023
Authored by Jake Simon
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is this an image of?
The remnant of a supernova explosion.
Milky Way's core supermassive black hole.
An HII region in space.
A planetary nebula.
2.
MATCH QUESTION
1 min • 1 pt
Re-order the following based on whether or not the black hole type has been detected by observation
Yes
Intermediate mass black hole
No
Primordial black hole
Maybe
Supermassive black hole
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
How do astronomers detect merging black holes?
Through their gravitational wave emissions.
Through their x-ray emissions.
It is impossible to observe merging black holes.
Technology hasn't advanced enough to detect them.
4.
CATEGORIZE QUESTION
3 mins • 1 pt
Label the following as True or False.
Groups:
(a) True
,
(b) False
Tidal forces rip apart objects as they fall into a black hole.
It is impossible to actually see an object fall completely into a black hole.
Objects appear brighter as they fall into a black hole.
Black holes remain undiscovered objects.
Black holes have no effect on light.
Clocks tick slower near the surface of a black hole.
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Would it be more painful to fall into a small black hole or a large one?
Small one--spaghettification is worse with a small black hole
Large one -- spaghettification is worse with a large black hole
Small one--a large one will be more radioactive
Large one--a small one will be more radioactive
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
11.8 km/s
11,800 km/s
5.9 km/s
5,900 km/s
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Why are objects close to a black hole redder?
The blue light falls into a black hole faster than the red light
Light waves are stretched when they are near a black hole
They're not
Blue light stops farther away from the event horizon
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