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Universe Review

Total questions: 60

Worksheet time: 45mins

Name
Class
Date
1.
The earth _________ around the sun.
a)
rotates
b)
revolves
c)
spins
d)
gyrates
2.
The distance from the earth to the sun is...
a)
1 light year
b)
8 light years
c)
1 light minute
d)
1 AU
3.
The ''echo'' of light left over from the big bang is called ___________.
a)
CMBR
b)
Infrared Light
c)
Quasar
d)
Gravity
4.

A (a)   star can swell up and go supernova.

5.

(a)   stars are born out of the death of average stars.

6.

(a)   are born out of the death of massive stars.

7.

What kinds of stars can form planetary nebulae?

a)

Average stars

b)

Massive stars

c)

Neutron stars

d)

Supergiant stars

8.

A (a)   is a collection of gas and dust floating in space.

9.

What is the event horizon?

a)

The central point inside a black hole.

b)

The ejection of particles from inside a black hole.

c)

The orbit of stars around a black hole.

d)

The boundary around a black hole that, if crossed, would no longer allow for escape.

10.

What is an astronomical unit?

a)

The distance from the earth to the sun.

b)

The distance light travels in one year.

c)

The distance from the earth to the moon.

11.

If a star is 80 light years away, we can say.....

a)

The light we see coming from it left the star 80 years ago.

b)

The light we see coming from it left the star 80 Astronomical Units ago.

c)

The light from the star left only moments ago.

12.

All space and the matter space contains

a)

galaxy

b)

astronomy

c)

orbit

d)

universe

13.

A large grouping of stars, planets, gas, and dust in space held together by gravity

a)

galaxy

b)

solar system

c)

astronomy

d)

astronomer

14.
Place these objects in order from smallest to largest.
a)
Planets, solar system, universe, galaxy
b)
Solar system, planets, galaxy, universe
c)
Planets, solar system, galaxy, universe
d)
Galaxy, solar system, planets, universe
15.
Distance measurement used by astronomers for distant objects.
a)
Kilometers
b)
Light Years
c)
Miles
d)
Light Seconds
16.
Earth is __________ astronomical units from the Sun…
a)
A. 0.5
b)
B. 0.8
c)
C. 1.0
d)
D. 1.5
17.
A galaxy is a large collection of stars, gas and dust. What is responsible for holding the stars, gas, and dust together in a galaxy?
a)
heat
b)
light
c)
gravity
d)
friction
18.

The echo of the big bang, a band of light furthest out in our known universe, is called....

a)

The Echoplex

b)

The Cosmic Microwave Background Radiation

c)

The Doppler Effect

d)

The Cosmological Constant

19.

What type of star can give birth to a planetary nebula?

a)

An average star that has grown into its red giant form.

b)

An average star that has grown into its red supergiant form.

c)

A massive star that has grown into its red giant form.

d)

A massive star that has grown into its red supergiant fomr.

20.

Jovian planets are found in the outer solar system because...

a)

The accretion disk pushes gas and thin particles of dust further out than larger rock.

b)

The accretion disk pushes out larger rocks much faster than smaller dust particles.

21.

What are rogue planets?

a)

Planets that orbit a star other than the sun.

b)

Planets that do not orbit a star.

c)

Any planet other than earth.

d)

Planets like Pluto.

22.

What object becomes a meteor when it falls into the earth's atmosphere?

a)

Moons

b)

Asteroids

c)

Comets

d)

Star Fragments

23.

The singularity at the center of the black hole has a gravitational pull that is.....?

a)

zero gravity

b)

infinite gravity

c)

near-infinite gravity

24.

What is dark matter responsible for?

a)

Binding galaxies together.

b)

Stretching space at an accelerating rate.

c)

The orbit of planets around stars.

d)

The loose orbit of comets around stars.

25.

What is our Sun, when comparing to other stars?

a)

Average

b)

Bigger

c)

Smaller

d)

Brighter

26.

What is the hottest star color?

a)

Yellow

b)

Orange

c)

Blue

d)

Red

27.

What is our Galaxy called?

a)

The Musketeers Galaxy

b)

The Black Eyed Galaxy

c)

Red Shift Seven Galaxy

d)

Milky Way Galaxy

28.

What are the NAMES of the four star categories? (select all)

a)

Medium

b)

Giants

c)

Super Giants

d)

Main Sequence

e)

White Dwarfs

29.

Why does our Star seem like the biggest star from Earth?

a)

It is the biggest star in our galaxy

b)

No one knows why

c)

It is the closest star

d)

It is the furthest star

30.

What is the coolest star color?

a)

Yellow

b)

Orange

c)

Blue

d)

Red

31.

In Main sequence stars, what is the relationship between temperature and luminosity(brightness)?

a)

As temperature increase, brightness deceases

b)

As brightness increase, temperature decreases

c)

As temperature increases, brightness also increases.

d)

There is no relationship

32.

Which star is cooler (lowers temperature)?

a)

Betelgeuse

b)

Sirius B

33.

What do Deneb and Sirius B have in common?

a)

Both super bright

b)

Both very large in size

c)

Both very low temperature

d)

Both have the same color

34.

Which star is dimmer (not as bright)?

a)

Zeta Eridani

b)

Alpha Centauri B

35.

What is SIMILAR about these two stars?

a)

Size

b)

Temperature

c)

Brightness

d)

Color

36.

Which star is hottest?

a)

Procyon

b)

Mira

37.
What is the name of the explosion at the death of a massive star?
a)
Supergiant
b)
Supernova
c)
Black Hole
d)
Nebula
38.
Low-mass stars eventually collapse into what final star remnant?
a)
Black holes
b)
Neutron stars
c)
White dwarfs
d)
Nebulae
39.
Very massive stars eventually collapse into what final star remnant?
a)
Neutron stars
b)
Black holes
c)
White dwarfs
d)
Protostars
40.
H-R diagrams measure both a star's ______ and _______. 
a)
mass and color
b)
absolute magnitude and tempurature
c)
brightness and composition
d)
location and type
41.

Our sun is in what stage?

a)

planetary nebula

b)

protostar

c)

main sequence

d)

red giant

42.
The sun is not:
a)
a medium size star.
b)
near the edge of a disc-shaped galaxy.
c)
many thousands of times closer to Earth than any other star.
d)
in the center of the Milky Way.
43.
Which of the following EM waves has the shortest wavelength?
TEK 8.8C
a)
radio
b)
microwave
c)
visible light
d)
x-ray
44.
What happens to an electromagnetic wave as the frequency decreases?
TEK 8.8C
a)
energy increases and wavelength gets shorter
b)
energy decreases and wavelength gets shorter
c)
energy increases and wavelength gets longer
d)
energy decreases and wavelength gets longer
45.
Science requires:
TEK 8.8E
a)
opinions
b)
evidence
c)
beliefs 
d)
single observations 
46.
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.
47.

How many star that are visible in the sky are closer to Earth than the Sun?

a)

only one

b)

none of them

c)

all of them

d)

about half

48.

Which has the greater Mass?

a)

The Moon

b)

The Earth

c)

The Sun

d)

The Galaxy

49.

Which stars are in the main sequence?

a)

Area M

b)

Area P

c)

Area X

d)

Area Z

50.

What type of light waves are found at a frequency of 108?

a)

Radio waves

b)

MIcrowaves

c)

Infrared rays

d)

Visible light

51.

Visible light takes up

a)

The whole EM Light spectrum

b)

Half othe EM Light spectrum

c)

Only a narrow band of the EM Light spectrum

52.
Which of the following list the correct order of the life cycle of massive stars?
a)
Nebula --> protostar --> main sequence --> red supergiant --> supernova --> blackhole
b)
Nebula --> protostar --> main sequence --> red giant --> planetary nebula --> white dwarf --> black dwarf
c)
Nebula --> protostar --> main sequence --> supernova --> red giant --> blackhole
d)
Nebula --> protostar --> blackhole --> red supergiant --> supernova --> main sequence
53.
All stars begin their life in a
a)
Main Sequence
b)
Nebula
c)
Vacuum
d)
Black Dwarf
54.

The vast majority of galaxies in our universe are moving away from us and indicating that the Universe is expanding. We know this because we observe __________ in the galaxies absorption spectra.

a)

Redshift

b)

Blueshift

c)

Turbulance

d)

Superposition

55.

investigators were using a special telescope determined that a certain quasar was emitting waves with a frequency of 1.41x109 Hz. What kind of waves were the most likely detecting?

a)

Radio Waves

b)

Microwaves

c)

Infrared

d)

X-rays

56.
Which type of electromagnetic radiation has the shortest wavelength?
a)
Radio Waves
b)
Visible Light
c)
Microwaves
d)
Gamma Rays
57.
Which type of visible light has the highest energy?
a)
Red
b)
Yellow
c)
Green
d)
Violet
58.
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 is collapsing in toward a single point
59.
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
60.
Proxima Centauri is a star that is 4.2 light years from Earth. Based solely on this information, which of the following conclusions can be drawn?
a)
The diameter of this star is more than four times larger than the Sun.
b)
Light we see from the star took more than four years to reach Earth.
c)
This star takes a little more than four years to make one rotation.
d)
The gravity of this star would make an object weigh four times more than on Earth.

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