WorksheetsGS 3 Astronomy Review
Total questions: 17
Worksheet time: 10mins
Name
Class
Date
1.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
2.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
3.
Which star has the lowest temperature?
a)
A
b)
B
c)
C
d)
D
4.
Which star has the lowest luminosity?
a)
A
b)
B
c)
C
d)
D
5.
Which star is considered a Main Sequence Star?
a)
A
b)
B
c)
C
d)
D
6.
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
7.
What type of star will become a black hole?
a)
Super massive star
b)
Small Star
c)
White Dwarf
d)
Red Giant
8.
A light year is...
a)
The speed light travels
b)
How long it takes light to get to you from the sun
c)
The distance light can travel in a year
d)
How many years it takes light to be emitted
9.
What is an example of evidence that helps support the Big Bang Theory?
a)
The H to He ratio found in the stars and interstellar gasses
b)
Cosmic background radiation leftover from the start of the universe
c)
When observed most all stars in the universe appear red-shifted
d)
All of the above
10.
What does the Big Bang Theory state about the universe?
a)
It is expanding
b)
It started in a very small region
c)
It was hotter and denser
d)
All of the above
11.
Where does the release of energy from the fusing of elements to form up to iron occur in stars?
a)
Chromosphere
b)
Corona
c)
Photosphere
d)
Core
12.
A star is born:
a)
when there are too many atoms in one space
b)
when atoms of light are squeezed under pressure
c)
when atoms of light exist in one space
d)
when atoms of light join a party
13.
A star dies by:
a)
stars live for a long time, burning out in a supernova
b)
stars only live a short period, burning out within years
14.
According to Hubble's Law the further away a galaxy is from us, the _ it is moving
a)
no movement
b)
slower
c)
faster
d)
constant
15.
How old is our universe?
a)
13.8 thousand years
b)
13.8 million years
c)
13.8 billion years
d)
13.8 trillion years
16.
Galaxies that are moving away from us are _ shifting?
a)
red
b)
blue
c)
yellow
d)
green
17.
The big bang was a what?
a)
explosion
b)
unknown
c)
expansion
d)
contraction
100 %
