WorksheetsAstronomy 3 - Big Bang
Total questions: 11
Worksheet time: 15mins
Name
Class
Date
1.
What does CMBR stand for?
a)
Cosmic Microns Background Radiation
b)
Comic Members Building Roads
c)
Cosmic Microwave Background Resistance
d)
Cosmic Microwave Background Radiation
2.
CMBR is supporting evidence for Big Bang because in this theory:
a)
The universe should have different temperatures in different places
b)
Microwave Radiation would have a short wavelength to prove red shifting
c)
There should be energy left from Big Bang and it should be everywhere
d)
They can see microwaves so it proves radiation exists
3.
The temperature of the CMBR today is approximately....
a)
3000K
b)
3K
c)
10^10K
d)
10^28K
4.
Who discovered CMBR?
a)
Arno Penzias and Robert Wilson
b)
Albert Einstein and Edwin Hubble
c)
Albert Einstein and Max Planck
d)
James Watson and Francis Crick
5.
Most of the universe contains which two elements?
a)
Hydrogen and Helium
b)
Helium and Lithium
c)
Hydrogen and Iron
d)
Helium and Iron
6.
Why is the abundance of H/He throughout galaxies an important piece of evidence supporting the Big Bang?
a)
H/He were two of the first elements to form following the Big Bang.
b)
H/He are highly reactive generating hot spots.
c)
H/He are high mass elements formed from supernovae.
d)
All the above
7.
What process takes place inside a star to generate energy?
a)
Nuclear fission
b)
Hydrogen Creation
c)
Nuclear fusion
d)
Helium forming
8.
What is a Black Hole?
a)
A giant hole in the middle of Earth
b)
A type of star
c)
A place where time and space run in reverse
d)
A place where gravity pulls so much not even light escapes
9.
What is in the center of a black hole?
a)
A singularity
b)
A supernova
c)
A wormhole
d)
Hydrogen and Helium
10.
According to Big Bang theory, the universe began all "crunched up" into a single hot point in space (infinitely dense) called a:
a)
Black hole
b)
Singularity
c)
Quark
d)
Supernova
11.
Which of the following is NOT evidence of the Big Bang Theory?
a)
Abundance of Hydrogen and Helium
b)
CMBR everywhere
c)
Stars that are blue shifted
d)
The universe is expanding
100 %
