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E-1 Review

Total questions: 55

Worksheet time: 3hrs 30mins

Name
Class
Date
1.

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

a)

How our planets and moons formed

b)

How our universe began

c)

How the sun turns hydrogen into helium

d)

How fast light travels through space

2.

Light emitted from a star or galaxy can be separated into a band of colors, called a ________.

a)

Red Shift

b)

Wave Length

c)

Spectrum

d)

Microwave

3.

As galaxies move away from our galaxy

a shift on the electromagnetic spectrum

(EMS) is noticed. This phenomena is

called _____________.

a)

redshift

b)

blueshift

c)

unshift

d)

blackshift

4.

How does Cosmic Microwave Background Radiation support the Big Band Theory?

a)

Microwaves are found everywhere in the universe.

b)

Microwaves occurred at the time of the Big Bang

c)

Microwaves are useful in our everyday lives

d)

Only A & B

5.
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.
6.
Spectroscopes can tell us all of these about except...
a)
Temperature of a star
b)
Elements that make up a star
c)
Age of a star
d)
Size of a star
7.

Which statement is true?

a)

The galaxies are moving toward us.

b)

The galaxies are moving away from us.

c)

The universe remains static or unchanged in motion.

d)

None of the above

8.
Galaxies that are redshifted are:
a)
actually blue.
b)
really far away.
c)
invisible.
d)
moving away from us.
9.

The Cosmic Background Radiation 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.

10.
Light waves that are stretched out by objects moving apart:
a)
have a shorter wavelength.
b)
travel faster than the speed of light.
c)
are invisible.
d)
appear more red.
11.

According to Hubble's Law, the farther away a galaxy is from earth,

a)

the slower it moves away

b)

the faster it moves away

c)

the more it spins

d)

the less it spins

12.

Astronomer Edwin Hubble discovered (in 1929) that all galaxies are

a)

rushing toward each other.

b)

getting larger by galactic mergers

c)

rushing away from each other.

d)

spiral in shape

13.
What color of star is the hottest?
a)
Blue
b)
Red
c)
Yellow
d)
Orange
14.
What word best describes our sun?
a)
Average
b)
Supergiant
c)
Dwarf
d)
Red Giant
15.
What color of star is the coolest?
a)
Red
b)
Yellow
c)
Blue
d)
White
16.
What is the name of the largest stars?
a)
Protostars
b)
Supergiants
c)
Red Giants
d)
Dwarf Stars
17.
What is the name of the explosion at the death of a massive star?
a)
Supergiant
b)
Supernova
c)
Black Hole
d)
Nebula
18.
What is the name of the gas/dust clouds that form stars?
a)
Nebulas
b)
Protostars 
c)
Supernova
d)
Neutron Star
19.
Most stars are made of which elements?
a)
Hydrogen only
b)
Hydrogen and Lithium
c)
Hydrogen and Sodium
d)
Hydrogen and Helium
20.
A small, hot star near the end of its life is a star called a
a)
white dwarf
b)
red dwarf
c)
supergiant
d)
protostar
21.

Our sun is currently in what star stage?

a)

Protostar

b)

Nebula

c)

Main Sequence

d)

Red Giant

22.
After the main sequence, a low mass star becomes a
a)
black dwarf
b)
protostar
c)
red giant
d)
supergiant
23.
Which of the following is NOT a characteristic used to classify stars?
a)
Color
b)
Temperature
c)
Size
d)
Shape
24.

Which star is hotter than Deneb

a)

Procyon

b)

Sun

c)

Regel

d)

Banard's Star

25.

Which star is brighter than the sun?

a)

Sirius B

b)

Procyon B

c)

Van Maanan's Star

d)

Aldebaran

26.

Which star is brighter than Alpha Centauri B, but dimmer than the sun?

a)

Pollux

b)

Spica

c)

Tau Ceti

d)

Mira

27.

Which star is considered a main sequence star?

a)

Vega

b)

Betelgeuse

c)

Pollux

d)

Van Maanan's Star

28.

Which star is considered a giant star?

a)

Mira

b)

Zeta Arindani

c)

Barnard's Star

d)

Betelgeuse

29.

Which star is considered a supergiant?

a)

Sirius B

b)

Sun

c)

Betelgeuse

d)

Van Maanan's Star

30.

Which star is considered a dwarf star?

a)

Altair

b)

Procyon B

c)

Deneb

d)

Sirius

31.

True or False: White dwarfs are warmer and dimmer than giants.

a)

True

b)

False

32.
Stars can take different paths due to having different _____________
a)
temperature
b)
mass
c)
brightness
d)
color
33.
All stars start as gas and dust in a(n)
a)
nebula
b)
black hole
c)
red giant
d)
black dwarf
34.
After the main sequence, a high mass star becomes a
a)
black dwarf
b)
protostar
c)
red giant
d)
supergiant
35.
After the main sequence, a low mass star becomes a
a)
black dwarf
b)
protostar
c)
red giant
d)
supergiant
36.
The final stage of a low mass star is a 
a)
neutron star
b)
nebula
c)
black hole
d)
black dwarf
37.
After a supergiant, a high mass star explodes and forms a
a)
supernova
b)
red giant
c)
black hole
d)
planetary nebula
38.
What stage fills in the blank. Nebula --> Main sequence --> red giant --> ______________ --> white dwarf --> black dwaft
a)
supergiant
b)
planetary nebula
c)
black hole
d)
supernova
39.
When a nebula heats up, a "baby" star forms in the middle. It is called a
a)
supernova
b)
supergiant
c)
white dwarf
d)
protostar
40.
Which of the following is NOT a final stage of a star. 
a)
black hole
b)
black dwarf
c)
neutron star
d)
red giant
41.

What is a celestial body that is composed of gas and emits light from nuclear fusion reactions?

a)

Nebula

b)

Star

c)

Galaxy

d)

Planet

42.

The model that placed the earth at the center of the universe with all the "heavenly bodies" orbiting around it is called

a)

heliocentric model

b)

geocentric model

c)

lunarcentric model

d)

self-centered model

43.

The model that places the sun at the center of the solar system with the planets orbiting around it is called

a)

heliocentric model

b)

geocentric model

c)

lunarcentric model

d)

self-centered model

44.

The ___________ contains all of the planets' orbits around the sun

a)

ellipse

b)

table top

c)

ecliptic

d)

circular

45.

Which of the following most accurately describes the shape of Earth's orbit around the sun?

a)

circle

b)

square

c)

ellipse

d)

rhombus

46.

Which planet has the shortest year?

a)

Mars

b)

Mercury

c)

Earth

d)

Venus

47.

If you discovered a new planet that had an iron core, mantle, and rocky crust and had no moons, you would most likely describe it as a (a)   planet.

48.

If you discovered a new planet that had an ice core and was extremely large, but made primarily of gas, you would likely describe it as a (a)   .

49.

Mars is the ______ planet from the Sun.

a)

1st

b)

2nd

c)

4th

d)

6th

50.
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
51.
Which two forces keep the planets in orbit around the sun?
a)
inertia & momentum
b)
gravity & inertia
c)
inertia & velocity
d)
gravity & velocity
52.
If a planet is closer to the sun, its orbit will be _____ than one farther away. 
a)
longer
b)
slower
c)
bigger
d)
shorter
53.

The orderly motions of the solar system today are a direct result of the solar system’s beginnings in a spinning, flattened cloud of gas and dust.

a)

True

b)

False

54.

Which of the following are considered other pieces of evidence to support Nebular Theory?

a)

The location of rocky planets closer to the sun

b)

The location of gaseous planets further from the sun

c)

Orbits and rotations happen in an organized fashion

d)

Gravity has lesser effects on the inner planets

e)

The sun has little effect on the system

55.

Which of the following statements is NOT true according to Nebular Theory?

a)

The solar system formed from a rotating disk of gas and dust.

b)

The terrestrial planets are smaller because there were less metals and silicates available than gases in the nebula.

c)

The gas giants have icy cores that were so gravitationally strong that they were able to capture hydrogen and helium.

d)

The gas giants formed closest to the sun because they are so large. More massive objects have stronger gravitational effects on each other.

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