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The Big Bang

Total questions: 17

Worksheet time: 3570secs

Name
Class
Date
1.

When did the big bang occur?

a)

5000 yrs ag0

b)

13.7 billion yrs ago

c)

2 million yrs ago

d)

Unknown

2.

Most scientists believe the Big Bang explains which of the following questions?

a)

How the planets & moons formed.

b)

How our Universe began.

c)

How the sun turns hydrogen into helium.

d)

How fast light travels through space.

3.

According to the Big Bang Theory, what is happening to the size of the universe?

a)

The universe is growing

b)

The universe is shrinking

c)

The universe is staying the same size

d)

The universe rides on the back of four elephants, supported by a turtle.

4.

What is a galaxy?

a)

Like a solar system, but made of dust

b)

A cluster of thousands of stars all floating together in space

c)

A cellphone made by the Nokia company

d)

A grouping of hundreds of millions of stars held together by gravity

5.

What is the name of our home galaxy?

a)

The Snickers

b)

The Milky Way

c)

The Twix

d)

The Baby Ruth

6.
As part of the modern theory of the origins of the elements, it is hypothesized that before the formation of the stars, most of the matter in the universe consisted of what atoms?
a)
hydrogen and helium
b)
nitrogen and carbon
c)
silicon and lithium
d)
uranium and radium
7.
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
8.

What is one major piece of evidence that the Big Bang theory is correct?

a)

astronomers have detected leftover radiation from the Big Bang

b)

everything in the universe has remained the in same location for billions of years

c)

astronomers have detected that the universe is no longer expanding

d)

astronomers have detected that the universe is contracting

9.
If a star is being observed from Earth and it's light has shifted towards the blue side of the electromagnetic spectrum it would be...
a)
Moving towards the Earth
b)
Moving away from the Earth
c)
This is a trick question that cannot be answered
d)
It isn't a star, it is a very large blueberry.
10.
If a star is being observed from Earth and it's light has shifted towards the red side of the electromagnetic spectrum it would be...
a)
Moving towards the Earth
b)
Moving away from the Earth
c)
This is a trick question that cannot be answered
d)
It isn't a star, it is a very large blueberry.
11.
The vast majority of galaxies in our universe are moving away from us.  We know this because we observe __________ in the galaxies absorption spectra.
a)
Redshift
b)
Blueshift
c)
Turbulance
d)
Superposition
12.
Use the image to identify the motion of the object relative to Earth.  Compare the absorption spectra of the star to what the star would look like if it were not moving at all relative to Earth.
a)
It is not moving
b)
It is moving away from Earth (Redshift)
c)
It is moving towards Earth (Blueshift)
d)
It is moving towards Earth (Redshift)
13.
Use the image to identify the motion of the object relative to Earth.  Compare the absorption spectra of the star to what the star would look like if it were not moving at all relative to Earth.
a)
It is not moving relative to Earth
b)
It is moving away from Earth (Redshift)
c)
It is moving towards Earth (Blueshift)
d)
It is moving towards Earth (Redshift)
14.
An object that is moving VERY fast away from Earth would have ________ than an object that is moving very slow away from Earth.
a)
More Redshift
b)
More Blueshift
c)
Less Redshift
d)
Less Blueshift
15.

RED shift is proof that the universe is

a)

expanding (getting bigger)

b)

contracting (getting smaller)

16.

RED shifted light has a

a)

shorter wavelength

b)

longer wavelength

17.
The theory that explains the formation of the solar system is called ____.
a)
Nebulis Theory
b)
Nebular Theory
c)
Big Bang Theory
d)
Big Nebulan Theory

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