What does the term 'Universe' informally refer to?

Understanding the Universe

Interactive Video
•
Mathematics, Physics, Science
•
9th - 12th Grade
•
Hard

Aiden Montgomery
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Only the planets and stars
Everything that exists, known and unknown
Only the things we can see
Only the observable parts of space
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the 'observable universe'?
Everything that is too far to see
Everything that has existed
Everything we have confirmed or observed
Everything that will exist
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main reason for distinguishing between the observable universe and The Universe?
To measure the size of the universe
To identify different galaxies
To discuss scientifically unobserved parts
To separate science from fiction
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why might we not have observed certain parts of the universe yet?
They are in the future or too far away
They are hidden by other objects
They are too small to see
They do not emit light
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How old is the universe estimated to be?
10 billion years
13.8 billion years
20 billion years
15 billion years
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What analogy is used to explain why we can't see some parts of the universe yet?
A whisper in a crowded room
A distant thunderstorm
A hidden treasure
A shadow in the dark
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the three things known to exist within the observable universe?
Spacetime, particles, and physical laws
Stars, planets, and galaxies
Light, sound, and energy
Atoms, molecules, and cells
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