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Earth and Space

Total questions: 146

Worksheet time: 6hrs 58mins

Name
Class
Date
1.

The force that causes objects with mass to attract one another.

a)

Weight

b)

Gravity

c)

Mass

d)

Magnetism

2.

The force that pulls two objects towards each other;

the greater the mass of an object, the greater the attraction; the further apart the objects,

the weaker the attraction.

a)

Gravitational Attraction

b)

Gravity

c)

Magnetism

d)

Weight

3.

The law that says every object in the universe attracts every other object, and that the force is affected by mass and distance: the greater the mass of an object,

the greater the attraction; the farther apart the objects, the weaker the attraction.

a)

Newton's First Law of Motion

b)

Newton's 2nd Law of Motion

c)

Newton's 3rd Law of Motion

d)

Newton's Law of Universal Gravitation

4.

The amount of matter in an object.

a)

Weight

b)

Volume

c)

Mass

d)

Capacity

5.

The gravitational attraction between two objects would increase if both masses are –

a)

increased, and the distance between them is increased.

b)

increased, and the distance between them is decreased.

c)

decreased, and the distance between them is decreased.

d)

decreased, and the distance between them is increased.

6.

Why do planets orbit the Sun?

a)

The Sun is the only celestial object that has a gravitational pull.

b)

The Sun’s chemical composition makes it attract planets.

c)

Only celestial bodies that emit light, like the Sun, can be at the center of an orbit.

d)

The Sun is the most massive object in our solar system, so it exerts the greatest gravitational pull.

7.

If the distance between Mercury and the Sun were increased, what could be done to maintain the same gravitational force of attraction between Mercury and the Sun?

a)

Decrease the masses of Mercury and the Sun.

b)

Decrease Mercury’s speed of orbit around the Sun.

c)

Increase the masses of Mercury and the Sun.

d)

Increase Mercury’s speed of orbit around the Sun.

8.

Gravity can be defined as the –

a)

force of attraction between two or more masses.

b)

friction created when two objects are in contact.

c)

energy given off by stars due to nuclear reactions.

d)

path an object follows as it moves through space.

9.

Which of the following would have the smallest gravitational attraction between the two masses?

a)
b)
c)
d)
10.

In which example is the gravitational force of attraction between the two objects the greatest?

a)

Example 1

b)

Example 2

c)

Example 3

d)

Example 4

11.
A force that pulls objects toward each other.
a)
Weight
b)
Gravity
c)
Mass
d)
Inertia
12.
The amount of matter in an object.
a)
Mass
b)
Weight
c)
Gravity
d)
Inertia
13.
The force of gravity on an object's mass.
a)
Mass
b)
Gravity
c)
Weight
d)
Inertia
14.
The distance from Earth to the Sun (150 million km).
a)
Astronomical Unit (AU)
b)
Light Year (LY)
c)
Millions of Km
d)
Orbit
15.
The force that keeps something at rest or moving in the same straight line unless something changes its motion.
a)
Weight
b)
Gravity
c)
Mass
d)
Inertia
16.
The path of an object as it revolves around another object in space. It is caused by gravity and inertia.
a)
Orbit
b)
Rotation
c)
Perihelion
d)
Light Year
17.
Which of the following would NOT determine an object's gravity?
a)
Weight
b)
The distance between two objects
c)
The size of an object.
18.
Which of these statements is true?
a)
Mass and Weight are always the same wherever you are in the universe
b)
Your weight stays the same when you move to a different planet
c)
Your mass would stay the same, but your gravity would change if you move from Earth to Jupiter.
d)
Gravity can push an object away.
19.
True or False: Gavity causes things to have weight.
a)
true
b)
false
20.
True or False: Gravity has nothing to do with stars and galaxies.
a)
true
b)
false
21.
True or False: Gravity and inertia cause a planet to orbit a star.
a)
true
b)
false
22.
Pluto's gravity is 0.6 m/s². On Pluto your weight would be _________.
a)
Higher
b)
Lower
c)
The same
23.
Pluto's gravity is 0.6 m/s². On Pluto your mass would be _________.
a)
Higher
b)
Lower
c)
The same
24.

What is gravity?

a)

A property of matter that states that it will remain unchanged unless acted upon by an outside force.

b)

An attractive force between two objects

c)

When two magnets pull together.

25.

All objects with ________ exert gravitational force.

a)

Weight

b)

Energy

c)

Mass

d)

Power

26.

The more massive the object, the ______________ gravity exerted by the object.

a)

Less

b)

More

c)

Same amount

27.

What keeps our solar system from losing its orbital patterns?

a)

The sun's inertia

b)

The planet's gravitational pull

c)

The sun's gravitational pull

28.

While the earth gravity pulls on the moon to keep it in orbit, the moon pulls on what of the earth?

a)

The earth itself

b)

Oceans (the tides)

c)

The atmosphere

29.

Who was the scientist that discovered gravity?

a)

Isaac Newton

b)

Galileo

c)

Albert Einstein

d)

Aristotle

30.

In our solar system, what has the greatest gravitational force?

a)

Saturn

b)

Jupiter

c)

Sun

d)

Earth

31.

Mass is _____.

a)

the amount of gravitational force that is being exerted.

b)

The amount of matter that something has.

32.

If you were to go to outer space or to a different planet, what would change?

a)

Mass

b)

weight

33.

If an astronaught was out in the international space station, what celestial body would have the greatest influence?

a)

Sun

b)

Earth

c)

Moon

34.

What keeps the atmosphere around the planet?

a)

The force the sun pushes towards earth

b)

Gravity of the earth

c)

Gravity of the moon

d)

Weight of the clouds

35.

What are the two main factors of gravity?

a)

Mass

b)

Where it is on the planet

c)

Distance

d)

Force

36.

What would happen if you drop a 5 pound ball and a 10 pound ball from a tall building at the same time?

4 lines
37.

Rank the following strength of gravity greatest to least : moon, sun earth.

4 lines
38.

What is the term for the amount of gravitational force is being exerted on an object?

a)

Mass

b)

Weight

39.
These swimmers are most likely experiencing _________.
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
40.
The wheels on a moving skateboard most likely experience ____________.
a)
Rolling Friction
b)
Sliding Friction
c)
Fluid Friction
d)
Static Friction
41.
The force that pulls objects towards each other.
a)
gravity
b)
friction
c)
mass
d)
weight
42.
The force that two surfaces exert on each other as they rub against each other.
a)
gravity
b)
friction
c)
mass
d)
weight
43.
The amount of matter in an object
a)
gravity
b)
friction
c)
mass
d)
weight
44.
The measure of the force of gravity on an object.
a)
gravity
b)
friction
c)
mass
d)
weight
45.
When two solid surfaces slide over each other.
a)
sliding friction
b)
rolling friction
c)
fluid friction
d)
static friction
46.
The force that keeps you from moving
a)
sliding friction
b)
rolling friction
c)
fluid friction
d)
static friction
47.
Two factors that affect friction
a)
mass and distance
b)
types of surfaces and how hard they are pushed together
c)
force and distance
d)
mass and direction
48.
Two factors that affect gravity
a)
mass and distance
b)
types of surfaces and how hard they are pushed together
c)
force and distance
d)
mass and direction
49.

If you kick a soccer ball, it goes up to a certain distance and stops. This happens due to

a)

gravity

b)

magnetism

c)

friction

d)

weight

50.

Rough surfaces have

a)

more friction

b)

less friction

c)

same level of friction

d)

I don't know

51.
Which has more mass, Earth or the Moon?
a)
Earth
b)
Moon
c)
The same
52.
What is the force acting between any two objects in the known universe all the time?
a)
Gravitational Force 
b)
Force of Friction 
c)
Normal Force 
d)
Electromagnetic Force 
53.
 What is the unit that measures force?
a)
Weight
b)
Net force
c)
Newton
d)
Kilogram
54.
As the distance between 2 objects increases, what happens to gravitational force?
a)
It increases.
b)
It decreases.
c)
It stays the same.
d)
Only Mr. Silvio knows what will happen.
55.
As mass increases, what happens to the gravitational force?
a)
It increases.
b)
It decreases.
c)
It stays the same.
d)
It acts as a 3rd degree derivative function.
56.

What keeps the planets in orbit around the sun?

a)

gravity

b)

friction

c)

density

d)

distance

57.
A person would weigh more on Jupiter than on the Earth because . . .
a)
Jupiter has more mass, and therefore more gravity
b)
Jupiter has less mass, and therefore more gravity
c)
Jupiter has more mass, and therefore less gravity
d)
Jupiter has less mass and therefore less gravity
58.

What two things determine the gravity of an object?

a)

mass & weight

b)

mass & distance

c)

density & mass

d)

volume & distance

59.

Gravity ...

a)

repels all objects away from each other

b)

attracts all objects towards each other

c)

is the amount of matter in an object

60.

Mass is...

a)

the amount of matter in an object

b)

the weight of an object

c)

measure of the force of gravity

61.

Weight is ...

a)

how tall something is

b)

measure of inertia on an object

c)

measure of the force of gravity on an object

62.

The strength of the force of gravity depends on ...

a)

distance between the two objects

b)

mass of the two objects

c)

mass of objects and distance between them

63.

As objects get farther apart their gravitational force

a)

stays the same

b)

increases

c)

decreases

64.

You weigh ___________ on the moon.

a)

the same

b)

more

c)

less

65.

The force that attracts all objects toward each other is called

a)

motion

b)

inertia

c)

gravity

d)

magnetism

66.

When an object travels around another object in space, we call this

a)

terminal velocity

b)

projectile motion

c)

orbit

d)

rocket science

67.
this occurs when only gravity is acting on an object
a)
terminal velocity
b)
free fall
c)
projectile motion
d)
air resistance
68.

If a feather and a hammer are dropped at the same time which one will hit the ground first?

a)

it can be one or the other depending on how fast they fall

b)

hammer because it has more mass

c)

feather because it has less mass

d)

both will hit at the same time

69.

Orbital motion is a combination of which 2 motions

a)

frictional resistance and spinning

b)

free fall and forward motion

c)

horizontal acceleration and friction

d)

weightlessness and free fall

70.

The more mass 2 objects have the __________ the gravitational pull

a)

stronger

b)

weaker

71.

All objects on Earth fall at the same rate once air resistance and other factors are removed

a)

true

b)

false

72.

All matter is affected by gravity because all matter has

a)

volume

b)

energy

c)

mass

d)

motion

73.

Gravity makes large objects into this shape

a)

sphere

b)

cube

c)

cylinder

d)

pyramid

74.
One full orbit of an object around another object is called a ________.
a)
axis
b)
rotation
c)
revolution
d)
satellite
75.
Select the order from smallest to largest.
a)
Sun, Milky Way, solar system, universe
b)
Sun, Milky Way, universe, solar system
c)
Sun, solar system, Milky Way, universe
d)
Sun, solar system, universe, Milky Way
76.
Day and night is caused by the _____________ of earth on its axis.
a)
revolution
b)
orbit
c)
rotation
77.

What role does gravity play in the formation of the solar system?

a)

It pulls planets out of orbit

b)

It causes stars to explode

c)

It cools down the planets

d)

It collapses the nebula to form the solar system

78.

How are elliptical orbits of planets determined?

a)

By the rotation of the galaxy

b)

By the gravitational pull of the sun

c)

By the influence of nearby galaxies

d)

By the mass of the planet

79.

Why are terrestrial planets located closer to the sun?

a)

Due to the solar wind

b)

Because of the sun's magnetic field

c)

Because of the gravitational pull during formation

d)

Due to their smaller size

80.

What process takes place inside a star to generate energy?

a)

Nuclear fission

b)

Hydrogen Creation

c)

Nuclear fusion

d)

Helium forming

81.

All stars (and most of the visible universe) are made up of which two elements?

a)

Helium and Lithium

b)

Hydrogen and Helium

c)

Hydrogen and Ferrium

d)

Carbon and Oxygen

82.

Together a star and all the planets and other object orbiting it form a(n)

a)

asteroid

b)

galaxy

c)

solar system

d)

star

83.
Which is the largest object in our solar system?
a)
Sun
b)
Jupiter
c)
Earth
d)
Pluto
84.

A star is born in a cloud of gas and dust called a __________.

a)

nebula

b)

galaxy

c)

asteroid

d)

black hole

85.

Milky Way is the name of our

a)

galaxy

b)

solar system

c)

universe

d)

star cluster

86.

Where does fusion happen in the Sun, or other star?

a)

flare

b)

photosphere

c)

corona

d)

core

87.

A satellite is orbiting around Earth. What would happen if Earth's gravity suddenly disappeared?

a)

The satellite would move into space in a straight line.

b)

The satellite would continue to orbit Earth.

c)

The satellite would stop moving.

88.

Which object orbits object X?

a)

Object A

b)

Object B

c)

Object C

89.

What is responsible for keeping planets in orbit around the sun?

a)

density

b)

gravity

c)

photosynthesis

90.

The planets orbit around the sun because the sun has the greatest ____________.

a)

weight

b)

diameter

c)

mass

91.

Which happened first to form the solar system?

a)

Orbital paths began to form.

b)

Particles began to clump together in the orbital paths.

c)

There was a large cloud of particles and dust.

92.

What keeps the moon in orbit around Earth?

a)

tension

b)

magnetism

c)

gravity

93.

Which statements correctly describe a difference in our solar system's inner planets and outer planets due to gravitational effects?

a)

inner planets are larger

b)

outer planets are larger

c)

inner planets are more spread apart

d)

outer planets are more spread apart

94.

As a nebula collapses it also begins to

a)

Expand

b)

Rotate

c)

Shake

d)

Turn to ice

95.

As the particles of matter move around they are

a)

Colliding and breaking apart

b)

Colliding and sticking together

c)

Colliding and bouncing around

d)

Breaking down into smaller pieces

96.

A cloud of dust and gas in space is called . . .

a)

nebula

b)

supernova

c)

accretion disc

d)

bombardment

97.

Which statement disagrees with Laplace’s hypothesis of the sun’s formation?

a)

The sun gradually cooled over time.

b)

The sun began to shrink after it formed.

c)

The sun began to rotate faster after it formed.

d)

The sun’s mass moved toward the outer edge of it.

98.

Immanuel Kant proposed the nebular hypothesis for the origin of the solar system as a single cloud of material rotating in a single direction. Which object in our solar system is the most similar to the nebula in composition?

a)

Sun

b)

Earth

c)

Mars

d)

Mercury

99.

A student rubs an inflated balloon with wool. The student moves the balloon over bits of paper, and the balloon attracts it. Which statement best describes how the balloon models the early formation of planets in the solar system?

a)

The balloon and the planets are both constructed from bits of matter that they collect.

b)

The balloon circles over the bits of paper, just as the planets circle around each other.

c)

The balloon and the planets both display orbital motion around a larger body of mass.

d)

The balloon attracts bits of paper, just as the planets attract matter that is around them.

100.

Some sources say Uranus is not a gas giant, but an ________ instead.

a)

red giant

b)

dwarf planet

c)

ice giant

d)

sister planet

101.
Who was the scientist that made the telescope?
a)
Albert Einstein
b)
Galileo
c)
Neil Armstrong
102.
Which statement is true about the sun?
a)
It is a star.    
b)
It is the largest star in our galaxy. 
c)
It is a planet close to Earth.
d)
It is a moon. 
e)

It is the closest star to earth

103.

How do moons move?

a)

Moons rotate around their planet and revolve on their axis

b)

Moon rotate around their planet and rotate on their axis

c)

Moons revolve around their planet and rotate on their axis

d)

Moons revolve around their planet and revolve on their axis

104.

Do you think dwarf planets are important?

a)

Yes, They are leftovers from the formation of the solar system.

b)

No. They don't mean anything.

c)

None of the above.

d)

All of the above

105.

Which planet shows evidence of water erosion proving that liquid water was once there?

a)

Mercury

b)

Venus

c)

Earth

d)

Mars

106.

How are the inner planets different from the outer planets in the solar system?

a)

They are farther and made of rocks.

b)

They are farther and made of gas

c)

They are closer and made of gas.

d)

They are closer and made of rocks

107.

Which statement is true?

a)

Only celestial objects exert a gravitational force

b)

Gravity can both push and pull objects

c)

Only Earth exerts a gravitational force.

d)

All objects with mass exert a gravitational force.

108.

What force played a major role in the formation of the solar system?

a)

Magnetism

b)

Push

c)

Pull

d)

Gravity

109.

Why do some planets have moons in our solar system?

a)

They are close to the sun

b)

They have enough gravity to hold a moon in orbit

c)

They are special

d)

All planets have moons

110.

Earth and its solar system are a part of which of the following galaxies?

a)

Three Musketeers

b)

Snickers

c)

Twix

d)

Milky Way

111.

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

a)

The Sun ejected rocky material which formed the planets due to magnetic attraction forces.

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.

112.

Gravity is responsible for which of the following characteristics of a galaxy?

a)

The motion of the objects within it

b)

The size of its largest stars

c)

Its location within the universe

d)

The color of light it emits

113.

Which piece of evidence best supports this statement: Gravity is felt between objects across a distance.

a)

Heavier objects have less gravity acting on them.

b)

An object at rest on the ground doesn’t respond to gravity.

c)

The Moon orbits Earth due to a gravitational field.

d)

Objects float freely in space where there is no gravity.

114.

If you landed on Mars, what happens to your mass and weight? Remember the force of gravity on Mars is less than on Earth.

a)

The mass decreases while the weight stays the same.

b)

The mass stays the same while the weight increases.

c)

The mass increases while the weight decreases.

d)

The mass stays the same while the weight decreases.

115.

The gravitational force between two objects can be very small, unless which of the following is true?

a)

The objects must be very far apart.

b)

One of the objects must have a very large mass.

c)

Both objects must have very large masses.

d)

Both objects must be in the solid state of matter.

116.

Large mass of stars

a)

Solar System

b)

Galaxy

c)

Nebula

d)

Milky Way

117.

Why do the planets and other celestial objects in our solar system revolve around the Sun?

a)

The Sun has the greatest mass of any object in the solar system and therefore the greatest gravity

b)

The sun is the center of the universe

c)

The sun is the brightest thing in space and everything is attracted to it.

d)

The Sun has the greatest weight so everything pushes towards it

118.

What affects the strength of gravity

a)

Weight and Mass

b)

Mass and Distance

c)

Distance and Weight

d)

Mass and Force

119.

Gravitational forces are always

a)

Attractive

b)

Pushing

c)

repulsive

d)

objects

120.

The matter in an object, which affects gravitational forces

a)

Gravitational force

b)

Force

c)

Mass

d)

Weight

121.

As the distance between two objects

increases, the gravity between them

a)

increases

b)

decreases

c)

stays the same

d)

is zero

122.

Which of the following has the

strongest gravitational pull?

a)

Earth

b)

Sun

c)

Moon

d)

Mars

123.

A cloud of gas and dust in space is called __________.

a)

a nebula

b)

a space haze

c)

an asteroid belt

d)

a galaxy

124.

The Nebular Hypothesis is the scientific explanation for the formation of __________.

a)

the universe.

b)

meteor showers.

c)

our solar system.

d)

clouds.

125.

The nebula from which our solar system formed was likely disturbed by the shock wave caused by a ___________.

a)

black hole

b)

supernova

c)

comet

d)

meteor shower

126.

Once a physical force disturbed the nebula, it began to _______ and __________ into a disk.

a)

spin and grow.

b)

spin and flatten.

c)

shake and shatter.

d)

shake and grow.

127.

As the shape of the nebula changed, material began to concentrate and heat up near the __________.

a)

sides.

b)

top.

c)

bottom.

d)

center.

128.

The following image shows a/an

a)

Asteroid

b)

Galaxy

c)

The sun

d)

Moon

129.

Some planets have rings of ice and rock particles that orbit around their equators. Which of the following planets in the solar system have rings?

 

 

a)

Saturn Only

b)

Jupiter, Saturn, Uranus, and Neptune only

c)

Saturn and Jupiter

d)

neptune and Pluto Only

130.

What fundamental force holds quarks together to form particles such as protons and neutrons?

 

a)

Strong Force

b)

Weak Force

c)

Gravitational Force

d)

Electromagnetic force

131.
The average distance between the Earth and the sun is a(n) ____.
a)
light year
b)
light minute
c)
astronomical year
d)
astronomical unit
132.
Nebulae are primarily composed of what element?
a)
Hydrogen
b)
Helium
c)
Other hard elements
d)
Zinc
133.
The __________ has planets, moons, comets, and asteroids.
a)
solar system
b)
earth
c)
rotation
d)
United States
134.
What is the nebular hypothesis?
a)
Prediction about how the universe was formed
b)
Prediction of how the moon was formed
c)
Prediction of how comets were formed
d)
Prediction of how the Solar System was formed
135.
the process that provides the sun with its energy
a)
solar flare
b)
Photosphere
c)
radiative zone
d)
nuclear fusion
136.

Mercury, Venus, Earth, Mars are called (a)   planets

137.

(a)   is a giant cloud of gas and dust in space.

138.

What is gravity?

a)

the force that causes things to heat up.

b)

the force that makes things stay apart.

c)

the force of attraction that occurs between masses.

139.
Gravity attracts all objects towards one another.
a)
False
b)
True
c)
It depends
d)
I don't care
140.
As distance between two objects increase the pull of gravity 
a)
Increases
b)
Decreases
c)
Stays the same
141.
This FORCE pulls things.  It PULLS things into orbit around the sun. 
a)
Newton
b)
gravity
c)
weight
d)
path
142.
A person would weigh more on Jupiter than on the Earth because . . .
a)
Jupiter has more mass, and therefore more gravity
b)
Jupiter has less mass, and therefore more gravity
c)
Jupiter has more mass, and therefore less gravity
d)
Jupiter has less mass and therefore less gravity
143.
What is gravity?
a)
A force
b)
Energy
c)
A push
d)
All of them
144.
Why can astronauts jump and float a little on the Moon?
a)
Because the Moon's gravity is NOT that STRONG.
b)
Because the Moon's gravity is VERY STRONG. 
145.
A nebula starts to collapse because of:
a)
A nearby star shining it's light
b)
A passing spaceship
c)
A passing comet
d)
Gravity
146.
As a nebula collapses it also begins:
a)
Expand
b)
Rotate
c)
Shake
d)
Turn to ice

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