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Worksheets

Space

Total questions: 173

Worksheet time: 3hrs 2mins

Name
Class
Date
1.

Which type of apparatus do scientists use to collect visible light and separate it into bands of color seen in the image?

a)

spectroscope

b)

telescope

c)

Seismograph

d)

Space probe

2.

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

a)

Hubble Telescope

b)

Mir

c)

James Webb Space Telescope

d)

Voyager

3.

A small robotic space probe that can move about on the surface of a planet or moon is

a)

Orbiter

b)

Rover

c)

Space Station

d)

Apollo

4.

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

a)

Satellite

b)

Space Shuttle

c)

Rocket

d)

Space Probe

5.

Scientists at NASA are planning a human mission to the space station. Which of these spacecraft would they use to deliver astronauts to the space station?

a)

Space Shuttle

b)

Rover

c)

Space Probe

d)

Satellite

6.

A Telescope that uses a set of lenses to gather and focus light from distant objects is called a

a)

refracting telescope

b)

optical looking device

c)

spectroscope

d)

reflecting telescope

7.

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

8.

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

9.

What are some useful benefits of satellites? Choose 2.

a)

They take images of celestial objects too distant for humans to explore.

b)

They transport humans to the International Space Station.

c)

They provide television, phone, navigational services, and weather information.

d)

They deliver rovers to distant planets for observation.

e)

They travel to distant planets to test atmospheres.

10.

Match the following

a)
1.

Space Probe

b)
2.

Space Shuttle

c)
3.

Satellite

d)
4.

Lander/Rover

e)
5.

Rocket

11.

Which is an advantage of a space probe compared to a space shuttle?

a)

Space probes can travel further into space since they are unmanned.

b)

Space probes may need human intervention if problems arise.

c)

Space probes transmit information back to Earth.

d)

Space probes are not able to be used more than once.

12.

What type of space vehicle is shown?

a)

Rover

b)

Satellite

c)

Space Probe

d)

Rocket

13.

What type of space vehicle is shown?

a)

Rover

b)

Satellite

c)

Space Probe

d)

Rocket

14.

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

a)

Space Probe

b)

Rover

c)

Lander

d)

Shuttle

15.

A small robotic space probe that can move about on the surface of a planet or moon is

a)

Rover

b)

Lander

c)

Rocket

d)

Shuttle

16.

Artificial satellites are launched into space on rockets.

a)

True

b)

False

17.

(a)   satellites help us communicate and even observe the distant Universe.

Choose from the below words
Artificial
Natural
Terrestrial
Aquatic
18.

What tool can help us see things that are far away?

a)

telescope

b)

microscope

c)

calculator

19.

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

a)

Spring Tide

b)

Neap Tide

20.

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

a)

Spring Tide

b)

Neap Tide

21.

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

a)

Spring Tide

b)

Neap Tide

22.

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

a)

Spring Tide

b)

Neap Tide

23.

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

a)

Spring Tide

b)

Neap Tide

24.

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

a)

Spring Tide

b)

Neap Tide

25.

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

26.

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

27.

Neap tides occur when the Earth, Sun and Moon are

a)

At a 90 degree angle

b)

In a straight line

28.

Spring tides occur when the Earth, Sun and Moon are

a)

At a 90 degree angle

b)

In a straight line

29.

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

a)
b)
c)
d)
30.

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

a)
b)
c)
d)
31.
What are ocean tides?
a)
Long waves due to the gravitational pull of the moon only.
b)
Long period waves caused by wind.
c)
Short period waves caused by wind. 
d)
Long waves due to the gravitational pull between the Earth,sun and the moon
32.

What is a high tide?

a)

Sea pulled TOWARD the moon where Earth is CLOSEST to the moon

b)

Sea pulled AWAY from the moon where Earth is FARTHEST to the moon

c)

Sea pulled AWAY from the moon where Earth is CLOSEST to the moon

33.
What is a difference between spring and neap tides?
a)
Spring tides occur when the earth and sun are IN LINE with the new or full moon. 
b)
Spring tides occur when moon in 3rd or 1st quarter phases
c)
Spring tides are LOWER than neap tides
34.
Which body has the greater effect on Earth's tides?
a)
Sun
b)
Saturn
c)
Moon 
d)
Venus
35.
At the same time the sea is drawn to the moon, another tidal bulge takes place on other side of Earth?
a)
Yes
b)
No
c)
Maybe
d)
I don't know!
36.
When the moon is at full moon or new moon, what type of tide will we experience?
a)
rip tide
b)
spring tide
c)
neap tide
d)
breaker tide
37.
Spring tides and neap tides occur in patterns governed by the
a)
phases of the moon
b)
seasons (fall, winter, etc.)
c)
surface currents
d)
deep sea currents
38.

Wha type of tide would this arrangement of earth-moon-sun create?

a)

full moon tide

b)

new moon tide

c)

neap tide

d)

spring tide

39.
What type of tides would this arrangement of earth-moon-sun create?
a)
neap tide
b)
spring tide
c)
new moon tide
d)
full moon tide
40.
What happens when there is a spring tide
a)
high tides 
b)
really high tides
c)
low tides
41.
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.
42.
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
43.
What does the Red-shift tell us about the universe
a)
the universe is expanding
b)
the universe is contracting
c)
the big bang is false
d)
nothing
44.
When blueshift occurs, the perceived WAVELENGTH of the wave would...
a)
Increase
b)
Decrease
c)
Stay the same
d)
Make frog sounds
45.
When redshift occurs, the perceived WAVELENGTH of the wave would...
a)
Increase
b)
Decrease
c)
Stay the same
d)
Make squirrell sounds
46.
Galaxies that are redshifted are:
a)
actually blue.
b)
really far away.
c)
invisible.
d)
moving away from us.
47.
The light of Proxima Centaury takes 4.3 years to reach Earth.  What does it mean?
a)
The star is 4.3  miles from Earth
b)
The star is 4.3 light years from the  Earth
c)
The star is 43.000.0000.000. light years fromm the  Earth
d)
The  star is  4.3 km  from the Earth
48.
The blue section of the wave is measuring _________________.
a)
wavelength
b)
crest
c)
trough
d)
amplitude 
49.
How can a scientist tell how quickly and object in space is moving and whether or not its moving toward Earth?
a)
redshift and blueshift
b)
ultraviolet and infrared
c)
absorption and radiation
d)
absorption and emission
50.
A light year is related to ...
a)
Time
b)
Energy
c)
Distance
d)
Mass
51.
If Star X is 50 times as far from the Sun as Wolf 359 is, how far is Star X from the Sun, to the nearest light year?
a)
7.8 ly
b)
50 ly
c)
359 ly
d)
390 ly
52.
Scientist use Light years to measure objects in space rather than units such as Miles or Kilometers because of how massive the Galaxy and Universe is.
a)
True
b)
False
53.
A light year is...
a)
The speed light travels
b)
How long it takes light to get to you from the sun
c)
The distance light can travel in a year
d)
How many years it takes light to be emitted
54.
A scale diagram of four galaxies is provided. Which galaxy has a diameter closest to 75,000 light years?
a)
Galaxy JK23
b)
Galaxy TO37
c)
Galaxy RB17
d)
Galaxy WD28
55.
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.
56.
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
57.
What does the Red-shift tell us about the universe
a)
the universe is expanding
b)
the universe is contracting
c)
the big bang is false
d)
nothing
58.
When blueshift occurs, the perceived WAVELENGTH of the wave would...
a)
Increase
b)
Decrease
c)
Stay the same
d)
Make frog sounds
59.
When redshift occurs, the perceived WAVELENGTH of the wave would...
a)
Increase
b)
Decrease
c)
Stay the same
d)
Make squirrell sounds
60.
Galaxies that are redshifted are:
a)
actually blue.
b)
really far away.
c)
invisible.
d)
moving away from us.
61.
The light of Proxima Centaury takes 4.3 years to reach Earth.  What does it mean?
a)
The star is 4.3  miles from Earth
b)
The star is 4.3 light years from the  Earth
c)
The star is 43.000.0000.000. light years fromm the  Earth
d)
The  star is  4.3 km  from the Earth
62.
The blue section of the wave is measuring _________________.
a)
wavelength
b)
crest
c)
trough
d)
amplitude 
63.
How can a scientist tell how quickly and object in space is moving and whether or not its moving toward Earth?
a)
redshift and blueshift
b)
ultraviolet and infrared
c)
absorption and radiation
d)
absorption and emission
64.
A light year is related to ...
a)
Time
b)
Energy
c)
Distance
d)
Mass
65.
If Star X is 50 times as far from the Sun as Wolf 359 is, how far is Star X from the Sun, to the nearest light year?
a)
7.8 ly
b)
50 ly
c)
359 ly
d)
390 ly
66.
Scientist use Light years to measure objects in space rather than units such as Miles or Kilometers because of how massive the Galaxy and Universe is.
a)
True
b)
False
67.
A light year is...
a)
The speed light travels
b)
How long it takes light to get to you from the sun
c)
The distance light can travel in a year
d)
How many years it takes light to be emitted
68.
A scale diagram of four galaxies is provided. Which galaxy has a diameter closest to 75,000 light years?
a)
Galaxy JK23
b)
Galaxy TO37
c)
Galaxy RB17
d)
Galaxy WD28
69.

Select the correct order of waves on the EMS from low to high energy

a)

Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma

b)

Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio

c)

Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio

d)

Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma

70.

Which has the LONGEST wavelength and, therefore, the LOWEST frequency/energy

a)

Gamma Rays

b)

Ultraviolet

c)

Visible Light

d)

Infrared rays

71.

Which of the following electromagnetic waves has the lowest frequency?

a)

gamma ray

b)

infrared wave

c)

visible light wave

d)

microwave

72.
Which wave has the largest wavelength?
a)
A
b)
B
c)
C
d)
None (same wavelength)
73.

Which letter indicates X-rays?

a)

A.

b)

B.

c)

C.

d)

D.

74.

Which letter indicates infrared rays?

a)

A.

b)

B.

c)

C.

d)

D.

75.

Which list places the electromagnetic energies in order from most energy to least energy?

a)

X-ray, Radio, Visible

b)

Ultraviolet, Inferred, Radio

c)

Radio, Visible, Gamma

d)

Visible, Ultraviolet, X-Ray

76.

Which of the following statements can be concluded from the table?

a)

X-Ray waves have a lower frequency than infrared waves.

b)

Microwaves have a smaller wavelength than visible light.

c)

The speed of all electromagnetic waves are equal.

d)

The frequency and wavelengths are equal for each type of radiation.

77.

A gamma ray photon and a microwave photon are traveling in a vacuum. Compared to the wavelength and energy of the gamma ray photon, the microwave photon has a -----?

a)

shorter wavelength and less energy

b)

shorter wavelength and more energy

c)

longer wavelength and less energy

d)

longer wavelength and more energy

78.

Earth’s atmosphere blocks short wavelengths of the electromagnetic spectrum. Which telescopes must be placed in orbit around Earth in order to observe short-wavelength radiation?

a)

Gamma-ray telescopes

b)

Visible-light telescopes

c)

Infrared telescopes

d)

Radio telescopes

79.
The higher the frequency the ______ the energy. 
a)
higher
b)
lower
c)
neither, stays the same
80.

The lower the frequency the ______ the energy.

a)

higher

b)

lower

c)

neither, stays the same

81.
What do you have at 10^3?
Wavelength Not Frequency
a)
Microwaves
b)
Infrared
c)
Radio
d)
X-Ray
82.
What do you have at 10^-5?
Wavelength Not Frequency
a)
Microwaves
b)
Infrared
c)
Radio
d)
X-Ray
83.
What do you have at 10^-2?
Wavelength Not Frequency
a)
Microwaves
b)
Infrared
c)
Radio
d)
X-Ray
84.
What do you have at 10^-10?
Wavelength Not Frequency
a)
Microwaves
b)
Infrared
c)
Radio
d)
X-Ray
85.
What do you have at 10^-8?
Wavelength Not Frequency
a)
Ultra Violet
b)
Visible
c)
Gamma Rays
d)
X-Ray
86.
Which electromagnetic waves have the highest frequencies and the shortest wavelengths?
a)
microwaves
b)
visible light
c)
gamma rays
87.
Which electromagnetic waves are used in ovens and cell phone communications?
a)
Infrared rays
b)
ultraviolet rays
c)
microwaves
88.
Which type of waves are used in broadcasting?
a)
radio waves
b)
infrared rays
c)
x-rays
89.
Electromagnetic waves that help your body produce vitamin D are called?
a)
ultraviolet rays
b)
x-rays
c)
gamma rays
90.
For waves in any medium, as the wavelength decreases, what happens to the frequency?
a)
It also decrease
b)
It stays the same
c)
It increases
91.
How much of the electromagnetic spectrum is made up of visible light?
a)
only a small portion
b)
a very l;arge portion
c)
about half
92.
Which of the following has wavelengths longer than microwaves?
a)
Infrared waves
b)
Radio waves
c)
Visible light
93.
Which electromagnetic waves allow us to diagnose & treat cancer?
a)
Gamma rays
b)
X-rays
c)
Ultraviolet rays
94.
The electromagnetic spectrum includes the complete range of electromagnetic waves placed in order of:
a)
increasing amplitutde
b)
increasing wavelength
c)
increasing frequency
95.
Which of the following has frequencies higher than ultraviolet rays?
a)
visible light
b)
infrared rays
c)
x-rays
96.
Which electromagnetic waves help doctors detect broken bones inside your body?
a)
gamma rays
b)
x-rays
c)
ultraviolet rays
97.
Which of the following lists the electromagnetic waves in order of increasing wavelength?
a)
X-rays, visible light, radio waves
b)
gamma rays, microwaves, UV rays
c)
infrared rays, radio waves, x-rays
98.
Which of the following lists the electromagnetic waves in order of decreasing frequency?
a)
X-rays, microwaves, infrared rays
b)
UV rays, visible light, x-rays
c)
infrared rays, microwaves, radio waves
99.

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

100.

Which elements are most

abundant in the visible

universe?

a)

Helium and Carbon

b)

Carbon and Oxygen

c)

Hydrogen and Oxygen

d)

Hydrogen and Helium

101.
Galaxies that are redshifted are:
a)
actually blue.
b)
really far away.
c)
invisible.
d)
moving away from us.
102.
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.
103.

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.

104.
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.
105.
The universe is ____________ years old.
a)
8.13 billion
b)

13.7 billion

c)
1.83 billion
d)
381 million
106.
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.
107.

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

108.

An infinitely small, infinitely dense, and infinitely hot point that is believed to have existed before the big bang.

a)

Singularity

b)

Antimatter

c)

Little bang

d)

condensation nuclei

109.

The doppler effect is the change in the frequency of waves emitted by a moving object. When the waves being emitted by the object are LIGHT waves, the change in frequency results in a change in __________.

a)

Brightness

b)

Heat

c)

Pitch

d)

Color

110.

A light wave with a higher frequency is going to...

a)

have a lower wavelength

b)

appear red

c)

have a higher wavelength

d)

Move much slower

111.

In regards to sound waves, the doppler effect is going to change the frequency of the wave, resulting in a change in __________.

a)

color

b)

volume

c)

pitch

d)

size

112.

Hydrogen was the first element to be formed after the big bang, because...

a)

It is the simplest element

b)

the temperature at that time was just right for hydrogen

c)

It is used as fuel for stars

d)

it was chosen completely at random

113.

350,000 years after the big bang, gravity pulled all the hydrogen atoms into big balls of gas that ignited under pressure, creating the first __________.

a)

Stars

b)

Planets

c)

Amoebas

d)

Light

114.

From the choices presented - which is the largest object or structure in space?

a)

Earth

b)

The Sun

c)

The Solar System

d)

The asteroid belt

115.

Which object or structure is the smallest?

a)

Earth

b)

Mars

c)

Jupiter

d)

The Solar System

116.

The largest single object in the solar system is ______.

a)

Saturn

b)

Jupiter

c)

Earth

d)

The Sun

117.

The largest structure in the entire Universe is the

a)

Universe itself.

b)

Orion Nebula.

c)

Milky Way Galaxy.

d)

Virgo Supercluster.

118.

What is a "light year?"

a)

a distance of about 6 trillion miles (9.8 trillion km)

b)

the distance traveled by the speed of light in 1 year

c)

the time traveled by the speed of light in 1 year

d)

a distance of about 6 billion miles (9.8 billion km)

119.

Why do astronomers use light years as a measurement?

a)

because miles & kilometers are sufficient

b)

it's an easier way to describe huge distances

c)

it's an easier way to describe large objects such as stars

d)

because distances in space are extremely vast

120.

The Milky Way galaxy is approximately _____ thousand light years in diameter.

a)

1000

b)

10

c)

100

d)

1

121.

It would take a single beam of light about ______ years to travel across the Milky Way.

a)

1 million

b)

10

c)

100,000

d)

1 billion

122.

The visible Universe may contain over _____ trillion galaxies.

a)

100

b)

1

c)

.1

d)

100,000

123.

Which statement best describes constellations?

a)

indecipherable so-called "patterns" that kinda make sense

b)

stars that are fairly close to each other

c)

patterns of stars that resemble animals and/or other objects

d)

pattern of stars in the night sky that reflects a culture

124.

The ecliptic describes the plane (or line) in which the Sun & the planets travel.

a)

True

b)

False

125.

The zodiac constellations include all 88 recognized (western) constellations.

a)

True

b)

False

126.

Polaris is also known as the "north star" and will remain so for the next 13,000 years.

a)

True

b)

False

127.

_______ is/are used to find specific objects and constellations on the celestial sphere.

a)

Right ascension

b)

Azimuth

c)

Celestial coordinates

d)

Declination

128.

Right ascension is a projection of ______ into space; declination is a projection of ______.

a)

the north pole, the south pole

b)

coordinates, azimuth

c)

latitude, longitude

d)

longitude, latitude

129.

What is the difference between the angle of measurement terms azimuth & altitude?

a)

altitude is only used to describe elevation

b)

azimuth is a "side to side" circle; altitude is "up & down"

c)

azimuth is a "up & down" circle; altitude is "side to side"

d)

both are projections of latitude & longitude

130.

The solar day is measured from sunrise to sunrise - while the sidereal day is measured from

a)

star rise to star rise.

b)

day to night & then back again.

c)

sunrise to sunset.

d)

star rise to sunset.

131.

Solstices occur when the Sun reaches the highest & lowest position in the sky. This occurs

a)

about once a year.

b)

around March 21st & Sept. 21st.

c)

very rarely.

d)

around June 21st & Dec. 21st.

132.

Equinoxes occur (around March 21st & Sept. 21st) when the Sun appears to be directly

a)

over the Tropic of Capricorn.

b)

over the Tropic of Cancer.

c)

over the Equator.

d)

between the Earth & Moon.

133.

Earth's seasons are caused by

a)

the precession of Earth's axis.

b)

its distance from the Sun.

c)

wobbles in its orbit and axis of rotation.

d)

its tilt; revolution around the Sun, and spherical shape.

134.

As objects move in space, their wavelengths change. This phenomenon is called the...

a)

Coriolis Effect

b)

Doppler Effect

c)

Movement Effect

d)

Black Hole Effect

135.

The energy left over from the big bang is still detectable. This is a major evidence of the big bang. What is this energy called?

a)

Gravity

b)

Cosmic Background Radiation

c)

Inward Pulling Force

d)

Outward Pushing Force

136.

What energy is the shortest wavelength?

a)

Radio

b)

Infrared

c)

X rays

d)

Gamma

137.

What energy is the longest wavelength?

a)

Radio

b)

Infrared

c)

X rays

d)

Gamma

138.

What color is the shortest wavelength?

a)

Green

b)

Yellow

c)

Blue

d)

Red

139.

What color is the longest wavelength?

a)

Green

b)

Yellow

c)

Blue

d)

Red

140.

When objects move towards you, the wavelength....

a)

Increases (gets longer)

b)

Decreases (gets shorter)

141.

When objects move away from you, the wavelength....

a)

Increases (gets longer)

b)

Decreases (gets shorter)

142.

When objects move away from an observer, what color shift is happening?

a)

Red Shift

b)

Blue Shift

143.

When objects move towards the observer, what color shift is happening?

a)

Red Shift

b)

Blue Shift

144.

Doppler Red Shift is a proof that the Big Bang occurred. This helps support the idea that the universe is.....

a)

Expanding

b)

Contracting

145.

When light and sound waves travel away from the observer, what happens to their wavelength?

a)

Increases

b)

Decreases

146.

When light and sound waves travel towards the observer, what happens to their wavelength?

a)

Increases

b)

Decreases

147.

The electromagnetic spectrum is organized by what characteristic?

a)

Wave Height

b)

Wave Amplitude

c)

Wavelength

d)

Wave Density

148.

Visible light is considered the most intense form of electromagnetic energy (colors) because humans can....

a)

Taste it

b)

See it

c)

Feel it

d)

Touch it

149.

The top spectra is the laboratory spectra and is not moving. What type of shift is shown with the bottom spectra and is the object moving towards or away from the observer?

a)

Red Shift

Towards

b)

Red Shift

Away

c)

Blue Shift

Towards

d)

Blue Shift

Away

150.

The top spectra is the laboratory spectra and is not moving. What type of shift is shown with the bottom spectra and is the object moving towards or away from the observer?

a)

Red Shift

Towards

b)

Red Shift

Away

c)

Blue Shift

Towards

d)

Blue Shift

Away

151.

You are the observer looking at the jet. As the Jet takes off, what is happening to the wavelength of sound and the pitch of the sound?

a)

Longer wavelength and getting less loud

b)

Longer wavelength and getting louder

c)

Shorter wavelength and getting less loud

d)

Longer wavelength and getting louder

152.

You are the observer looking at the ambulance. As the ambulance approaches, what is happening to the wavelength of sound and the pitch of the sound?

a)

Longer wavelength and getting less loud

b)

Longer wavelength and getting louder

c)

Shorter wavelength and getting less loud

d)

Shorter wavelength and getting louder

153.

What side of the spectrum is most harmful?

What side of the spectrum is harmless?

a)

Right side is harmful

Left side is harmless

b)

Left side is harmful

Right side is harmless

154.

There is a gravitational force between you and your desk. This gravitational force is very small because _____.

a)

the masses are tiny compared to Earth's mass

b)

it doesn't need to be large

c)

the distance between the objects is small

d)

it is a noncontact force

155.

Mass and weight are different. Mass depends on _____. Weight depends on _____.

a)

gravitational force, the amount of matter

b)

placement, force

c)

force, placement

d)

the amount of matter, gravitational force

156.

Which of the following is most closely related to gravity?

a)

distance

b)

mass

c)

weight

d)

speed

157.

If the mass of one of two spheres increases, how does it affect the gravity between the two spheres?

a)

the gravity increases

b)

the gravity decreases

c)

the gravity fluctuates

d)

the gravity is not affected

158.

Gravity is an example of which kind of force?

a)

contact

b)

noncontact

c)

speed

d)

direction

159.

Gravitational force differs based on two things.

It increases with increasing ___________.

It decreases with increasing __________ .

a)

mass

distance

b)

distance

mass

c)

orbit

displacement

d)

displacement

orbit

160.

An object’s weight is _____ its mass

a)

equal to

b)

less than

c)

proportional to

d)

not related to

161.

A planet is discovered that has twice the mass of Earth but the same gravitational acceleration.

If you weigh 700 N on Earth, on the new planet you would weigh ____ N.

a)

700 N

b)

1400 N

c)

7 N

d)

70 N

162.

Mass varies depending on where the object is located. _______________

a)

True

b)

False

c)

Maybe

163.

This diagram shows three models that represent the gravitational force, F, between objects.

Which model is displaying the most gravitational force of attraction?

a)

Model 1

b)

Model 2

c)

Model 3

164.

This diagram shows three models that represent the gravitational force, F, between objects.

What do the arrows represent in the models?

a)

the mass of the objects

b)

the direction of the force

c)

the direction the object will be pushed

165.

What is the formula to calculate Weight from mass(m) and gravity (g) ?

a)

mass (m) / gravity (g) = weight

b)

mass (m) + gravity (g) = weight

c)

mass (m) - gravity (g) = weight

d)

mass (m) x gravity (g) = weight

166.

What is the definition of Gravity?

a)

the force that resists the sliding motion of two surfaces that are touching

b)

the force of attraction that pulls objects towards each other because of their masses

c)

the speed and the direction of a moving object

d)

the force that pushes perpendicular to the object's surface

167.

Newton's Universal Law of Gravitation claims that the attraction between objects with mass depend on what 2 things?

a)

volume and height

b)

velocity and height

c)

acceleration and mass

d)

mass and distance

168.

Which planet has the weakest gravitational pull?

a)

Earth

b)

Mercury

c)

Jupiter

d)

Venus

169.

Match the following concepts with their correct units

a)

mass

1.

kg

b)

velocity

2.

m/s

c)

acceleration

3.

m/s2

d)

distance

4.

m

e)

Weight

5.

N

170.

On Earth, the gravitational pulls humans towards the center of Earth. What force is acting as gravity's "pair" when someone is standing on the ground?

a)

friction force

b)

normal force

c)

buoyancy force

d)

applied force

171.
Which system has the greater gravitational attraction between the two objects (if any)?
a)
System A
b)
System B
c)
Same gravitational attraction fro System A and System B
172.
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
173.
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

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