WorksheetsYr10 Universe - What is the Universe
Total questions: 21
Worksheet time: 12mins
Name
Class
Date
1.
Space and all the matter and energy in it.
a)
Space
b)
Solar System
c)
Universe
d)
Sun
2.
The sun and all of the planets and other bodies that travel around it.
a)
Universe
b)
Galaxy
c)
Star
d)
Solar System
3.
A relatively large spherical body that orbits a star.
a)
Star
b)
Planet
c)
Moon
4.
A large celestial body that is composed of gas and that emits light.
a)
star
b)
black hole
c)
element
d)
big bang
5.
A collection of stars, dust, and gas bound together by gravity.
a)
Nebula
b)
Galaxy
c)
Universe
d)
Protostar
6.
Select a possibility of what will happen to the universe in the future.
a)
The universe will be destroyed by aliens.
b)
The universe may expand forever, therefore galaxies will continue to get further away from each other.
c)
The universe will explode.
d)
We don't have any hypothesis.
7.
Since the Big Bang, and even today, the universe is still _____.
a)
Expanding
b)
Shrinking
c)
Cooking
d)
Spinning
8.
Scientist that believe in the Big Bang Theory think that the universe was once much ____________.
a)
smaller and cooler
b)
brighter and larger
c)
heavier and darker
d)
denser and hotter
9.
Our universe is
a)
expanding, but the pace is slowing
b)
expanding, and the rate is increasing
c)
static and unchanging
d)
contracting
10.
Which statement best describes the age of our solar system and universe?
a)
Our solar system and the universe are estimated to be 5 billion years old.
b)
Our solar system and the universe are estimated to be 10 billion years old.
c)
Our solar system is at least twice as old as the universe.
d)
The universe is roughly 13.7 billion years old.
11.
Which of the following is NOT true about the Big Bang Theory?
a)
It is the scientific explanation of how life began on Earth and evolved over time.
b)
It is the scientific explanation for the origin of the universe.
c)
It states that the universe expanded from a single point and is still expanding today.
d)
It states that the universe used to be much hotter and smaller.
12.
Which of the following best describes the expansion of the universe?
a)
As space expands, matter spreads out to fill up the empty space.
b)
Expansion involves the spreading of matter into infinite and empty space.
c)
As space expands the empty space between matter increases.
d)
As space expands, matter continually is created to fill that space.
13.
What can we conclude from the observation that nearly all galaxies are moving away from us?
a)
Massive black holes are drawing galaxies away from Earth.
b)
The Sun and Earth are located at the center of the universe.
c)
Everything in the universe is moving the same direction.
d)
The once-smaller universe is expanding in all directions.
14.
Which of the following is not strong evidence supporting the Big Bang Theory?
a)
Presence of cosmic microwave background radiation.
b)
The frequency of the light from distant galaxies is shifted slightly towards the red
c)
The estimated age of the Earth matches the estimated age of the universe.
d)
Abundance of Hydrogen and Helium in the universe.
15.
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
16.
Where is the center of the universe located?
a)
There is no center of the universe.
b)
At the center of the Milky Way galaxy.
c)
14.5 billion light years away from Earth.
d)
In a large singularity near the Andromeda Galaxy.
17.
How does the abundance of hydrogen and helium support the Big Bang Theory.
a)
Hydrogen and helium are elements on the Periodic Table
b)
Hydrogen and helium are in the same ratio throughout the universe.
c)
Hydrogen and helium have many current uses today
18.
The universe is expanding! This means that:
a)
all of the galaxies are spreading out.
b)
the universe must have started from a single point.
c)
the universe is cooling down.
d)
all of the above.
19.
The three pieces of evidence for our current theory of the universe are:
a)
blueshift, CMB, moon landing.
b)
redshift, IBM, Andromeda galaxy.
c)
redshift, CMB, distribution of elements.
d)
doppler effect, light spectra, fusion.
20.
The CMB is:
a)
the remaining energy from the big bang.
b)
incredibly hot.
c)
visible to the human eye.
d)
only located in certain places in the universe.
21.
CMB stands for:
a)
Colorful Mystic Background Rehearsal.
b)
Cosmic Mini Butterfly Repellent.
c)
Cosmic Microwave Background Radiation.
d)
Cute Microwave Button Reversal.
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