WorksheetsAstronomers and Big Bang Theory
Total questions: 25
Worksheet time: 23mins
Name
Class
Date
1.
What is a Light Year?
a)
6,000,000,000,000 miles
b)
Distance light travels in a year
c)
Used for measuring extremely large distances in space
d)
All the answers are correct
2.
In relation to us, most galaxies are…
a)
Moving toward us
b)
Moving away from us
c)
Not moving
d)
exploding
3.
The event that marks the beginning of our known universe (according to science)
a)
Theory of Evolution
b)
Big Bang Theory
c)
Cell Theory
d)
Blackhole theory
4.
The scientific study of planets, stars, galaxies, and the universe as a whole.
a)
Astronomy
b)
Geology
c)
Cosmology
d)
Quantum Physics
5.
The change in wavelength of light or sound that is due to the relative motion of the source towards or away from an observer.
a)
Radar Effect
b)
Doppler Effect
c)
Light Effect
d)
Reflection
6.
What does the Big Bang theory suggest?
a)
The universe was just there
b)
The Milky Way is the only solar system
c)
The universe is continually expanding
d)
The universe started as a point and is moving towards each other
7.
According to the Doppler effect, what happens to the sound waves in a car moving away from you?
a)
They move more quickly, so their pitch increases
b)
Their frequency increases, so their pitch increases
c)
Their wavelength increases, so their pitch increases
8.
Red shifts are evidence of Big Bang Theory
a)
True
b)
False
9.
During the big bang, all of the matter supposedly spread out from a single point.
a)
True
b)
False
10.
The age of our universe
a)
12-13 million years
b)
13-14 billion yers
c)
13-14 million years
d)
100 million
11.
From all of the evidence scientist have collected, they believe that the universe is
a)
Drying rapidly
b)
shrinking
c)
expanding
d)
both shrinking and expanding
12.
Is the Big Bang Theory completely true forever?
a)
Yes, it fits with current data.
b)
Yes, we believe it to be so.
c)
No, theories evolve with new data.
d)
No, it does not fit with data.
13.
In red shift, the wavelengths of light become
a)
Shorter/ Bluer
b)
longer/ more red
c)
easier to see
d)
invisible
14.
Why is the light from distant galaxies red-shifted?
a)
They produce more red light than nearby galaxies
b)
They are moving away from us
c)
The longer wavelengths are filtered out more by dust
d)
They are moving toward us
15.
What was the universe like after the Big Bang?
a)
Cool and Thin
b)
Only two dimentional
c)
Flat and Freezing
d)
Hot and Dense
16.
The Big Bang started as a black hole.
a)
True
b)
False
17.
What were the original two elements in our universe?
a)
Lithium and Carbon
b)
Hydrogen and Neon
c)
Helium and Chlorine
d)
Hydrogen and Helium
18.
What happened to the temperature of the universe for gasses to form?
a)
It heated up
b)
Nothing
c)
It cooled
d)
It fluxuated
19.
How big was the universe at the Big Bang?
a)
Really small - like a tennis ball
b)
A hot, dense, single point called the singularity
c)
A hot state as large as the sun
d)
A cold state as large as the moon
20.
What caused the Big Bang?
a)
Mr Kepler
b)
Science
c)
No one knows
d)
Dr Sheldon Cooper
21.
What happened after the Big Bang?
a)
The universe expanded
b)
Nothing
c)
The universe shrank
d)
The universe imploded
22.
What is the size relationship between a galaxy, universe, and solar system?
a)
Galaxy is the biggest and everything else fits inside
b)
Our solar system is the largest thing in the universe
c)
Everything exists within the universe
d)
The milky way is the largest galaxy
23.
What is a galaxy?
a)
Group of billions of stars and their planets, gas, and dust within the universe.
b)
All matter and energy including everything in intergalactic space, regarded as a whole.
c)
A system of planets or other bodies orbiting another star
d)
A supermassive Black Hole
24.
What is a Universe?
a)
Group of billions of stars and their planets, gas, and dust within the universe.
b)
All matter and energy including everything in intergalactic space, regarded as a whole.
c)
A system of planets or other bodies orbiting another star
d)
A supermassive Black Hole
25.
If you were to instantaneously travel 7 light years away from where you currently are and you looked back to earth you would see...
a)
Yourself as you currently are
b)
yourself, but you would be 7 years older
c)
yourself, but you would be 7 years younger
d)
nothing, the earth wouldn't exist
100 %
