What's Up With the 'Alien Megastructure?'
Interactive Video
•
Physics, Science, Other
•
11th Grade - University
•
Practice Problem
•
Hard
Wayground Content
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is unusual about the star KIC 846-2852?
It emits extra infrared radiation.
It dims by about 20% unpredictably.
It is the closest star to Earth.
It has a constant brightness.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is one hypothesis for the dimming of KIC 846-2852?
A planet with a highly elliptical orbit.
A swarm of megastructures built by aliens.
A black hole passing in front of the star.
A supernova explosion nearby.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the megastructure hypothesis for KIC 846-2852's dimming considered unlikely?
The star emits extra infrared radiation.
There is no extra infrared radiation detected.
The star is too small to support megastructures.
The star is too far from Earth.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the most likely explanation for the dimming of KIC 846-2852 according to researchers?
A nearby black hole.
A swarm of shattered comets.
A malfunction in the Kepler Space Telescope.
A large asteroid belt.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What method is being used to search for extraterrestrial signals from KIC 846-2852?
The Very Large Array.
The Hubble Space Telescope.
The Allen Telescope Array.
The Arecibo Observatory.
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