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CUA Unit 4 Review (Complete at least 3 Times!)

Total questions: 123

Worksheet time: 2hrs 43mins

Name
Class
Date
1.

During the moon phases shown in the image Earth will experience a -

a)

Spring Tide

b)

Neap Tide

2.

During the moon phases shown in the image Earth will experience a -

a)

Spring Tide

b)

Neap Tide

3.

During the moon phase shown in the image Earth will experience a -

a)

Spring Tide

b)

Neap Tide

4.

During the moon phase shown in the image Earth will experience a -

a)

Spring Tide

b)

Neap Tide

5.

During the moon phase shown in the image Earth will experience a -

a)

Spring Tide

b)

Neap Tide

6.

During the moon phase shown in the image Earth will experience a -

a)

Spring Tide

b)

Neap Tide

7.

During which moon phases will Earth experience the strongest, or greatest difference between high and low tides?

a)

First Quarter and Full Moon

b)

First Quarter and Last Quarter

c)

New Moon and Full Moon

d)

New Moon and Last Quarter

8.

During which moon phases will Earth experience the weakest, or least difference between high and low tides?

a)

First Quarter and Full Moon

b)

First Quarter and Last Quarter

c)

New Moon and Full Moon

d)

New Moon and Last Quarter

9.

Neap tides occur when the Earth, Sun and Moon are

a)

At a 90 degree angle

b)

In a straight line

10.

Spring tides occur when the Earth, Sun and Moon are

a)

At a 90 degree angle

b)

In a straight line

11.

Which diagram shows the arrangement of the Earth, Sun and Moon during a Neap Tide?

a)
b)
c)
d)
12.

Which diagram shows the arrangement of the Earth, Sun and Moon during a Spring Tide?

a)
b)
c)
d)
13.
Absolute magnitude is defined as...
a)
the brightness of an object in space, measured as if you’re 10 parsecs away from the object.
b)
Total energy emitted by a space object per unit time.
c)
the brightness of an object in space, as it appears from Earth
d)
the color of an object in space, described on a number scale.
14.
If an object has a luminosity of 7.5, this means...
a)
the object is 7.5 times brighter than the sun.
b)
the object is 7.5% brighter than the sun
c)
the object has a redder color than the sun.
d)
the object is 7.5 times smaller than the sun.
15.
The effective temperature of a star is related to its...
a)
solar system
b)
luminosity
c)
absolute magnitude
d)
color
16.
The color index of a star provides information about that star’s
a)
age
b)
luminosity
c)
absolute magnitude
d)
temperature
17.
This is an H-R Diagram of a star cluster.  Which of the following is true about the stars in Area 1 (bound by the red box)
a)
These stars are red giants.
b)
These stars are white dwarfs.
c)
These stars are main sequence stars.
d)
These stars are in the first half of their life span.
18.
In which region of the H-R Diagram would you be likely to find Blue Giants?
a)
W
b)
X
c)
Y
d)
Z
19.
In which region of the H-R Diagram would you be likely to find the oldest stars?
a)
W
b)
X
c)
Y
d)
Z
20.
In which region of the H-R Diagram would you be likely to find stars fusing hydrogen to make helium in their cores?
a)
W
b)
X
c)
Y
d)
The orange dashed line
21.
In which region of the H-R Diagram would you be likely to find the brightest, reddest stars?
a)
W
b)
X
c)
Y
d)
The orange dashed line
22.
The luminosity of a star correlates most closely with a star's...
a)
size
b)
color
c)
spectral class
d)
temperature
23.
Use the Hertzsprung-Russell Diagram to answer the following question.  Betelgeuse is a _____
a)
Hot and Bright Star
b)
Cool and Bright Star
c)
Hot and Dim Star
d)
Cool and Dim Star
24.
What is the name of the largest stars?
a)
Protostars
b)
Supergiants
c)
Red Giants
d)
Dwarf Stars
25.
Black holes are best described as:
a)
space fillers
b)
holes
c)
a place in space where gravity pulls so much even light can't get out
d)
gravity bombs
26.
Analyze this HR Diagram. Which group of stars is considered to have lower than average luminosity as well as a higher than average temperature?
a)
Giants
b)
Main Sequence
c)
White Dwarfs
d)
Super Giants
27.
Which star has the lowest temperature?
a)
A
b)
B
c)
C
d)
D
28.
Which of these observations of Proxima Centuri's Star is most likely accurate?
a)
Proxima Centuri's Star is less bright than the sun and has a surface temperature below 3,400 K
b)
Proxima Centuri's Star is less bright than the sun and has a surface temperature above 3,400 K
c)
Proxima Centuri's Star is brighter than the sun and has a surface temperature below 4,000 K
d)
Proxima Centuri's Star is brighter than the sun and has a surface temperature above 4,000 K
29.
Which star is considered a Main Sequence Star?
a)
A
b)
B
c)
C
d)
D
30.
In the diagram given, what happens as we move to the left?
a)
Stars Get Larger
b)
Stars get Colder
c)
Stars get hotter
31.
Stars are formed in a large cloud of gas and dust called a
a)
cumulonimbus cloud
b)
nebula
c)
neutron star
d)
black hole
32.
On the H-R diagram, the Sun is a _____.
a)
Main Sequence star
b)
Red Giant
c)
White Dwarf
d)
Blue Giant
33.

Stars produce light and heat through (a)   fusion. In this process, two lighter elements are combined with extreme force to produce a heavier atom.

34.

Stars are composed of which two elements?

a)

hydrogen and helium

b)

hydrogen and oxygen

c)

helium and oxygen

d)

iron and zinc

35.

The _________ _____________ ____________ is the most current and widely accepted scientific theory for the formation of the universe.

a)

Big Bang Theory

b)

Theory of Evolution

c)

Kinetic Theory of Gases

d)

Theory of Relativity

36.

Which of the following indicates galaxies and stars are moving away from each other?

a)

red shift

b)

blue shift

c)

green shift

37.

Which of the following indicates galaxies and stars are moving closer to each other?

a)

red shift

b)

blue shift

c)

green shift

38.

True or False:


The elements that a star is made of can be determined using the color and wavelengths that the star gives off.

a)

True

b)

False

39.

True or False:


Doppler shift can be used as evidence for the expansion of the universe.

a)

True

b)

False

40.

The _______ is composed of everything in existence, including planets, solar systems, and galaxies.

a)

Galaxy

b)

Universe

c)

Solar System

d)

Planet

41.

A group of celestial bodies that includes a central star and all of the objects held in orbit around it...

a)

Galaxy

b)

Universe

c)

Solar System

d)

Planet

42.

A massive, gravitationally-bound system of stars, dust, gas, and other objects...

a)

Galaxy

b)

Universe

c)

Solar System

d)

Planet

43.

The fundamental force of attraction that all objects with mass exert on each other...

a)

nuclear fusion

b)

big bang theory

c)

Doppler effect

d)

gravity

44.

A change in wavelength caused by the movement of an object away or toward an observer...

a)

nuclear fusion

b)

big bang theory

c)

Doppler effect

d)

gravity

45.

The theory proposing that the universe began as an extremely hot and dense body of matter that expanded rapidly afterward to form the known universe...

a)

nuclear fusion

b)

big bang theory

c)

Doppler effect

d)

gravity

46.
Where is the best place to put a telescope to get the clearest images of deep space?
a)
Near a city
b)
In space
c)
Top of a mountain
d)
In a desert
47.
How old do scientists think the Universe is?
a)
13.8 billion years old
b)
4.5 billion years old
c)
24,000 years old
d)
5 years old
48.
What is the best evidence for the Big Bang theory?
a)
How fast light can travel
b)
The expansion of the Universe
c)
Creation of new planets
49.
In ____shift, the galaxies appear _____ in color b/c they are moving away from us.
a)
blue; red
b)
red; red
c)
red; blue
d)
blue; blue
50.
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.
51.

Which description is considered most accurate regarding what actually happened during the Big Bang?

a)

Two galaxies collided causing an immense explosion as stars crashed into one another

b)

All of what would become the universe was concentrated in a single small point, or singularity, which rapidly expanded into what is now stars, planets, galaxies, matter, and energy.

c)

All matter emerged from a massive black hole at the center of the universe.

d)

Parts of the sun were ripped off by massive internal explosions and were thrown into space where they cooled to become other things, like plants, comets, and other galaxies.

52.

What instrument has allowed us to look deep into space to observe things far away that give us hints to the past?

a)

The Hubble telescope

b)

The Eiffel Tower

c)

Binkley's barometer

d)

The Smith Space Balloon

53.

Two factors effecting the strength of gravity between 2 objects are...

a)

weight and mass

b)

distance and weight

c)

mass and matter

d)

mass and distance

54.

A(n) _____ is the curved path of an object around a point/object in space.

a)

orbit

b)

rotation

c)

revolution

d)

phase

55.

What prevents planets from drifting off into space and keeps it in the planets in our Solar System?

a)

Gravity

b)

Weight

c)

Friction

d)

Forward Motion

56.

What prevents planets from pulled into and crash into the Sun?

a)

Gravity

b)

Weight

c)

Friction

d)

Inertia (Forward Motion)

57.

Which of the following is required for planets to stay in orbit around the Sun? (choose all that apply)

a)

Gravity

b)

Weight

c)

Friction

d)

Inertia (Forward Motion)

58.
__________holds all of the planets in orbit around the sun.
a)
Force
b)
Motion
c)
Weight
d)
Gravity
59.
What are three things all planets have in common?
a)
they are spherical, they have at least one moon and they have gravity
b)
Orbit the sun, massive enough that their gravity controls all objects in the area and they are spherical
c)
they have at least one moon, they are spherical and they were made by accretion
d)
they are spherical, they orbit the sun and they have living organisms 
60.

What is true about the distance between a planet and the sun and the planet’s revolution around the Sun?

a)

The closer the planet is to the sun, the slower it orbits.

b)

The farther the planet is to the sun, the faster it orbits.

c)

The farther the planet is to the sun, the brighter the sun is.

d)

The closer the planet is to the sun, the faster it orbits.

61.

A planet with a large orbit has...

a)

a short day

b)

a long day

c)

a long year

d)

a short year

62.

A planet with a short orbit has...

a)

a short day

b)

a long day

c)

a long year

d)

a short year

63.

Which planet will take the least amount of time to revolve around the Sun?

a)

Mercury

b)

Venus

c)

Earth

d)

Mars

64.

Without gravity, the stars, planets and all objects in the universe would _______.

a)

continue to orbit each other

b)

move in a random direction

c)

move in a straight line

d)

stop moving

65.

What would happen to Earth if the Sun's gravity dissappeared?

a)

Earth would continue to orbit in our Solar System normally.

b)

Earth would sit motionless and not moving.

c)

Earth would drift off in space because nothing would hold it in the Solar System.

d)

Earth would move toward the Sun and eventually crash into it.

66.

What would happen to Earth if its forward motion stopped?

a)

Earth would continue to orbit in our Solar System normally.

b)

Earth would sit motionless and not moving.

c)

Earth would drift off in space because nothing would hold it in the Solar System.

d)

Earth would move toward the Sun and eventually crash into it.

67.

Here is a model of the gravitational force of Mars. Objects A and B have the same mass but are different distances from Mars. Which statement explains how the gravitational force affects the two objects?

a)

Object A and B will be affected equally by the gravitational force.

b)

Object B will be more affected by the gravitational force because it is closer to Mars than Object A.

c)

Object A will be more affected by the gravitational force because it is farther from Mars than Object B.

68.

The satellite is orbiting Earth in the direction shown and is pulled toward Earth by gravity. What would happen if Earth's gravity suddenly disappeared?

a)

The satellite would fall to Earth.

b)

The satellite would stop moving.

c)

The satellite would continue to orbit Earth.

d)

The satellite would move into space in a straight line.

69.

Observe the path of Voyager 2 satellite . Why did the route of Voyager 2 change, without firing its thrusters, as it passed Jupiter?

a)

Gravitational force between Jupiter and Voyager 2 pulled it into a new route.

b)

Solar winds pushed Voyager 2 into a new path.

c)

Jupiter blocked the sun’s gravitational pull on Voyager 2.

d)

The gravity of Jupiter caused Voyager 2 to become its satellite.

70.
How does changing the distance of the string in the model represent the orbits of the planets?
a)
the longer the string means the larger the planet
b)
the longer the string, the longer the orbit time of a planet
c)
the shorter the string, the longer the orbit time of the planet
d)
the shorter the string, the smaller the planet
71.

Do planets affect the sun? Why?

a)

No. The Sun pulls on the planets and keep them in orbit.

b)

Yes. Sun pulls on planets; planets pull on Sun.

72.

How does changing the distance between objects affect the force of gravity?

a)

Decreasing distance increases gravity

b)

Increasing distance increases gravity

c)

Mr. Deem knows, but he's not telling

d)

Distance does not affect gravity

73.

Match the term: The tendency of an object to resist a change in its motion

a)

acceleration

b)

inertia

c)

mass

d)

frame of reference

74.

Suppose that this person left go of the chain. As soon as he releases the chain the balls inertia would....

a)

make the ball immediately stop and fall straight to the ground.

b)

keep the ball moving in a circle around him.

c)

result in the ball flying off in a straight line away from the person.

d)

either a, b, or c -- depending on whether the person continues to push it

75.
Which 2 factors keep a planet in its orbit around the sun?
a)
mass and distance
b)
inertia and gravity
c)
eccentricity and velocity
d)
force and speed
76.

Which of the following best describes the formation of the solar system?

a)

The sun ejected rocky material which later went on to form the planets.

b)

A rotating disk of gas and dust was drawn together by the force of gravity.

c)

One very large planetary body broke apart into several smaller planets.

d)

Several stars of different masses cooled and formed the planets and the sun.

77.

As distance between objects increases, the pull of gravity...

a)

increases

b)

decreases

c)

Stays the same

78.
Which of the following never changes no matter where you are in the universe? 
a)
Pounds 
b)
weight 
c)
Force
d)
Mass
79.

You travel to the Moon. Which of the following is true? (choose ALL that are true)

a)

Your mass stays the same

b)

Your weight stays the same

c)

Your mass is different

d)

Your weight is different

80.
Why do all of the planets orbit the sun rather than Earth?
a)
the sun has more mass
b)
the sun is a star
c)
the Earth is heavier
d)
the sun is in the middle of the milky way
81.

What is weight?

a)

how much fat is on your body

b)

how strong you are

c)

how strongly your body is being pulled down by gravity

d)

when you have to stand in line

82.
In space you have the same mass as you do on Earth, but no _____
a)
microgravity
b)
weight
c)
density
d)
pressure
83.
Which System has the greater gravitational pull between the two objects?
a)
System 1
b)
System 2
c)
Same: there is no gravitational attraction between the two objects
84.

More mass equals:

a)

less gravity

b)

less distance

c)

more gravity

d)

more distance

85.

Less mass equals:

a)

less gravity

b)

less distance

c)

more gravity

d)

more distance

86.
As mass increases, what happens to gravitational force?
a)
increases
b)
decreases
c)
stays the same
d)
i don't know
87.
The amount of matter in an object.
a)
force 
b)
mass
c)
weight 
d)
pressure 
88.
As distance between two objects increase the pull of gravity 
a)
Increases
b)
Decreases
c)
Stays the same
89.
Which has a STRONGER force of gravity, Earth or the Moon?
a)
Earth
b)
Moon
90.
Which has more mass, Earth or the Moon?
a)
Earth
b)
Moon
c)
The same
91.
A person would weigh less on on the Moon than on the Earth because . . .
a)
Moon has more mass, and therefore more gravity
b)
Moon has less mass, and therefore more gravity
c)
Moon has more mass, and therefore less gravity
d)
Moon has less mass and therefore less gravity
92.

A person's mass on Earth would be __________ when they go to the moon.

a)

More

b)

Less

c)

The same

93.

A person's weight on Earth will be ____________ compared to when they travel to the moon.

a)

More

b)

Lrss

c)

The same

94.

Objects weigh less on the moon than they do on Earth because the moon has less ___________.

a)

mass

b)

gravity

c)

nass and gravity

95.

Based on these spectra, which Galaxy is moving at the fastest speed away from the Milky Way?

Según estos espectros, ¿qué galaxia se está alejando a mayor velocidad de la Vía Láctea?

a)

Galaxy B

b)

Galaxy C

c)

Galaxy D

96.

The absorption lines in the spectrum for Galaxy A are _____ when compared to the lines for the Milky Way.

Las líneas de absorción en el espectro de la Galaxia A son _____ en comparación con las líneas de la Vía Láctea.

a)

red-shifted

b)

blue-shifted

97.

The absorption lines in the spectrum for Galaxy B are _____ when compared to the lines for the Milky Way.

Las líneas de absorción en el espectro de la Galaxia B son _____ en comparación con las líneas de la Vía Láctea.

a)

red-shifted

b)

blue-shifted

98.

What happens to the frequency of light waves emitted from a star as the star moves away from us?

¿Qué sucede con la frecuencia de las ondas de luz emitidas por una estrella cuando la estrella se aleja de nosotros?

a)

frequency increases

b)

frequency decreases

99.

What happens to the frequency of light waves emitted from a star as the star moves toward us?

¿Qué sucede con la frecuencia de las ondas de luz emitidas por una estrella cuando la estrella se mueve hacia nosotros?

a)

frequency increases

b)

frequency decreases

100.

An object moving toward us will appear more ____.

Un objeto que se mueva hacia nosotros aparecerá más ____.

a)

red

b)

blue

101.

The spectral lines for the Distant Galaxy are ___, indicating it is moving ___ us.

Las líneas espectrales de la galaxia distante son ___, lo que indica que se mueve ___ hacia nosotros.

a)

red-shifted, toward

b)

red-shifted, away from

c)

blue-shifted, toward

d)

blue-shifted, away from

102.

The spectral lines for the Galaxy in the Local Group are ___, indicating it is moving ___ us.

Las líneas espectrales de la Galaxia en el Grupo Local son ___, lo que indica que se mueve ___ hacia nosotros.

a)

red-shifted, toward

b)

red-shifted, away from

c)

blue-shifted, toward

d)

blue-shifted, away from

103.

A theory that says the universe began as a small point that expanded rapidly about 13.7 billion years ago.

a)

Big Bang Theory

b)

Singularity Theory

c)

Galaxy Theory

104.
What direction is this object moving?
a)
left
b)
right
c)
up
d)
down
105.

Light can change color due to the Doppler Effect.

a)

True

b)

False

106.

A collection of stars and gas

a)

Variable Star

b)

Galaxy

c)

RR Lyrae Variable

107.

What spiral galaxy do we live in?

a)

Andromeda Galaxy

b)

Dwarf Galaxy Saggitarius

c)

Milky Way Galaxy

d)

Snickers Galaxy

108.
WHAT IS A REUSABLE CREWED SPACE CRAFT CALLED?
a)
SPACE ROCKET
b)
ROCKET
c)
SPACE SHUTTLE 
d)
SHUTTLE
109.
A KIND OF ARTIFICIAL SATELLITE IS CALLED?
a)
LANDER
b)
ROCKET
c)
ORBITER
d)
ROVER
110.
WHAT MECHANICAL OBJECT THAT HAS ARMS TO GATHER ROCK SAMPLES IS CALLED?
a)
ORITER
b)
ROVER
c)
ROCKET
d)
SHIP
111.
THIS MACHINE HAS DETACHABLE CAPSULES THAT CONTAIN THE CREW. WHAT AM I?
a)
PROBE
b)
SHUTTLE 
c)
ORBITER
d)
ROCKET
112.
TO ESCAPE FROM EARTH'S GRAVITY THE SPACE SHUTTLE USES LIQUID FUEL AND
a)
OXYGEN
b)
NITROGEN
c)
SOLID ROCKET BOOSTERS
d)
LIQUID ROCKET BOOSTER
113.
TO OBTAIN CLEARER IMAGES, SPACE TELESCOPES ORBIT AROUND?
a)
SUN
b)
 MOON
c)
EARTH 
d)
MARS
114.
EXAMPLES OF UN-CREWED SPACE CRAFT INCLUDES PROBES, ORBITERS, LANDERS AND??
a)
ROVERS
b)
TELE ROVERS
c)
OCULUS ROVERS
d)
NONE OF THESE
115.

Which type of space tool collects visible light and separates it into bands of color?

a)

spectroscope

b)

telescope

c)

Seismograph

d)

Space probe

116.

The first major optical space telescope to be put into space was the

a)

Hubble Telescope

b)

Mir

c)

James Webb Space Telescope

d)

Voyager

117.

Unmanned space vehicles that take instruments into space to collect data are called

a)

Satellite

b)

Space Shuttle

c)

Rocket

d)

Space Probe

118.

A telescope that uses a curved mirror to gather and focus light from distant objects is called a ____________

a)

reflecting telescope

b)

refracting telescope

c)

spectroscope

d)

optical looking device

119.

All of the following are benefits of unmanned space crafts EXCEPT

a)

instruments can be sent to places humans cannot go

b)

not required to carry luggage (oxygen, water, food)

c)

it can overcome any harsh atmospheric conditions

d)

Analysis time is delayed

120.

_______are daily changes in ocean water.

a)

Waters

b)

Tides

c)

Colors

d)

Earths

121.

The difference in gravitational force is called _________.

a)

Tidal Force

b)

Fun Tides

c)

Tidal waters

d)

Ocean Force

122.

The combined gravitational forces between the sun, moon, and earth result in different ______ _______.

a)

ocean waves

b)

tidal ranges

c)

sea level

d)

sun rays

123.

The _____ _____ is the difference between the levels of ocean water at high tides and low tides. That range depends on the sun-Earth-moon;s position.

a)

ocean waves

b)

mountain level

c)

sea level

d)

tidal range

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