Understanding Shadows and Black Holes
Interactive Video
•
Liam Anderson
•
Physics, Science
•
9th - 12th Grade
•
Hard
29:44
10 questions
Show answers
1.
Multiple Choice
What causes a shadow to form?
Light being blocked by an object
Light reflecting off an object
Light being absorbed by an object
Light passing through an object
2.
Multiple Choice
How do astronomers use shadows to find exoplanets?
By observing the shadow of the planet on its star
By measuring the light blocked by the planet
By detecting the shadow of the star on the planet
By capturing the shadow of the planet on Earth
3.
Multiple Choice
What is the event horizon of a black hole?
The center of the black hole
A visible ring around the black hole
A boundary beyond which light cannot escape
A physical surface of the black hole
4.
Multiple Choice
Why can't we directly image a black hole?
Because they emit too much light
Because they absorb all light
Because they are too small
Because they are too far away
5.
Multiple Choice
What is interferometry used for in astronomy?
To measure the distance to galaxies
To increase the brightness of stars
To detect gravitational waves
To improve the resolution of telescopic images
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