If a balloon pushes air molecules inward, then Newton's 3rd Law states that ________.

the air particles would push outward on the balloon

Which statement best summarizes Newton's 3rd Law of Motion?

forces always act in equal & opposite, action-reaction pairs

An object is moving at constant speed of 5 mph & the net force = 0 N. Which statement is true?

The object will continue moving at 5 mph.

Which of the following would create the greatest change in motion?

A soccer ball kicked with 7 N of force

If a player kicks a soccer ball to the left, what would be the equal and opposite reaction?

the soccer ball would push right on the player's foot

You can find the mass of an object by using a(n)

Electronic Balance, Graduated Cylinder, Spring Scale

Why was #14 False? (An object's mass must be > 20kg to have gravitational force).

any amount of mass will give an object gravitational force

When the net force is 0 Newtons the object will...

stay at rest/continue moving (based on original conditions)

Why are you able to accelerate forwards when starting to walk?

ground creates an equal & opposite force against your foot

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Combined: Net Force/Unbalanced & Balanced Force + Forces + Physics: Newton's 3rd Law + Force...

98 termsStudBud Administration34 plays

Forces: Identifying balanced and unbalanced forces, as well as how they will affect objects. Identifying types of forces. Physics: Newton's 3rd Law: This quiz reviews Newton's 3rd Law of Motion and provides several examples to help understand the relationship between two #forc

Flashcards98 cardsFPractice quizPHost liveL

Questions 98

Answers

1
Are these balanced forces?
No
Yes
2
Will this object move at a constant (not changing) velocity?
Yes
No
3
Are these balanced forces?
Yes
No
4
What force is shown here?
friction
tension
electrostatic
thrust
5
Are these balanced forces?
Yes
No
6
Anytime the net force does NOT equal zero, the forces are _____.
balanced
unbalanced
decreased
unequal
7
Will this object move at a constant (not changing) velocity?
No
Yes
8
Force and Net Force are exactly the same thing.
False
True
9
T/F: While the Earth's gravity pulls us downward, we also pull upwards on the Earth.
TRUE
FALSE
10
What force is shown here?
spring
tension
gravity
friction
11
Calculate the net force.
0 N
10 N
8 N
15 N
12
If a balloon pushes air molecules inward, then Newton's 3rd Law states that ________.
the number of air particles would decrease
the air molecules would lose mass
the air particles would push outward on the balloon
the balloon would lose all its air
13
What is the scientific name for a push or a pull?
position
motion
force
gravity
14
What force is shown here?
tension
gravity
thrust
magnetic
15
The combination of multiple forces acting on an object is known as:
total force
complete force
inert force
net force
16
If a man pushes right with 100N of force, but a woman pushes left with 50N, the net force = __.
150 Newtons left
50 Newtons left
150 Newtons right
50 Newtons right
17
Will this object move at a constant (not changing) velocity?
Yes
No
18
What force is shown here?
friction
gravity
spring
air resistance
19
What force is shown here?
friction
electrostatic
spring
tension
20
How do mass and weight differ in different gravitational fields?
Mass stays constant; Weight Δ
Mass Δ; Weight Δ
Mass Δ; Weight is constant
Both are constant
21
The net force of 0 Newtons will always be what type of force?
Balanced or Unbalanced Force
Balanced Force
Neither Balanced nor Unbalanced Force
Unbalanced Force
22
Which statement best summarizes Newton's 3rd Law of Motion?
forces always act alone
forces always act in equal & opposite, action-reaction pairs
forces act in pairs of unequal and opposite reactions
forces always act in unequal, same-direction pairs
23
An object is moving at constant speed of 5 mph & the net force = 0 N. Which statement is true?
The object will continue moving at 5 mph.
The object will stop moving.
The object will accelerate to 5 mph.
The object is moving at 0 mph.
24
Are these forces balanced?
No
Yes
25
Which type of force creates contact between two surfaces?
friction
gravity
inertia
magnetism
26
Weights are measured in
Lbs
Kg
N
27
Will this object accelerate?
Yes
No
28
A force is balanced when the speed and/or the force changes.
False
True
29
Which of the following would create the greatest change in motion?
A soccer ball kicked with 7 N of force
A soccer ball kicked with 1 N of force
A soccer ball kicked with 5 N of force
A soccer ball kicked with 2 N of force
30
The force of attraction between two objects.
Weight
Gravity
Mass
31
What force is shown here?
thrust
friction
applied
magnetic
32
In what unit are forces measured?
Einsteins
Newtons
pounds
meters per second
33
The amount of matter that an object is made up of.
Gravity
Mass
Weight
34
If a player kicks a soccer ball to the left, what would be the equal and opposite reaction?
gravity would pull the ball downwards
the soccer ball would push right on the player's foot
the ground would push upwards on the player's foot
the soccer ball would move upwards in the air
35
You can find the mass of an object by using a(n)
Electronic Balance
Graduated Cylinder
Spring Scale
36
What is the force being applied on the "+" shape? Is it balanced of unbalanced?
Net Force = 0 N, Balanced
Net Force = 10 N, Balanced
Net Force = 15 N, Unbalanced
Net Force = 5 N, Unbalanced
37
Calculate net force and determine which direction the box will move.
2 N, up
1 N, left
1 N, right
0 N, down
38
What force is shown here?
gravity
thrust
tension
friction
39
Why was #14 False? (An object's mass must be > 20kg to have gravitational force).
An object's mass must be greater than 100 kg
its mass does not matter, only its velocity matters
any amount of mass will give an object gravitational force
An object's mass must be less than 20 kg
40
A car has a weight of 500 N on Earth. What is its mass in kg?
50 kg
500 kg
50 N
500 N
41
What force is shown here?
magnetic
thrust
spring
air resistance
42
T/F: The windshield of a moving car has an equal & opposite force to a bug that smashes into it
FALSE
TRUE
43
When the net force is 0 Newtons the object will...
stay at rest/continue moving (based on original conditions)
keep getting slower until it stops.
continue moving at its same speed/direction.
stay at rest.
44
Why are you able to accelerate forwards when starting to walk?
there's an equal & opposite force between your two feet
no acceleration occurs when you walk
ground creates an equal & opposite force against your foot
your body leans forward creating momentum
45
When the net force on an object equals 0 Newtons, we know the forces are _____.
balanced
unequal
unbalanced
decreased
46
The sum of all force is called...
Friction
Balanced Force
Net Force
Unbalanced Force
47
What force is shown here?
thrust
electrostatic
air resistance
spring
48
A boy sits on a chair with 5N of force, how many Newton's of force does the chair have on him?
10 N
2 N
the chair has no force on the boy
5 N
49
What is the net force?
15 N
0 N
10 N
5 N
50
Will this object move at a constant (not changing) velocity?
Yes
No
51
These types of forces cause an object to continue moving at a constant speed or stay at rest.
Unbalanced Forces
Balanced Forces
Unbalanced and Balanced Forces
Neither Force
52
What force is shown here?
thrust
friction
magnetic
electrostatic
53
If an astronaut slowly drifts away from the ISS, how might she be able to move back towards it?
by throwing something heavy away from the ISS
by throwing something heavy towards the ISS
by moving her arms as though she were swimming
by staying in one place and letting gravity pull her back
54
Newton's 3rd Law states that if a baseball pushes a bat inward, then that bat would ______.
be unable to push back
break due to the force of friction
push the baseball outward
continue to push inward
55
If your mass is 55 kg, what would you weigh on Earth?
55 N
0.55 N
550 N
5.5 N
56
What is true about the following picture?
They are unbalanced because they are accelerating right
They are unbalanced because they are accelerating left
Thy are balanced because they are walking at the same speed.
They are balanced because they are not moving anywhere.
57
T/F: When you push a cart, the cart applies an equal and opposite force on you.
FALSE
TRUE
58
A force is a
Gravity
Push or Pull
g (9.8)
Mass x Acceleration
59
The instrument used to measure the weight of an object is a(n)
Electronic Balance
Graduated Cylinder
Spring Scale
60
The force is balanced when books are sitting on a table.
False
True
61
What force is shown here?
air resistance
gravity
spring
applied
62
The moon pulls on an object with a force about _________ the force as on Earth
10x
1/10x
1/6x
6x
63
In a game of tug-o-war, what's the equal & opposite force to Team A pulling right on the rope?
Team B's hands pulling left on the rope
the force of the rope against Team B's hands
the force of friction between the ground and their shoes
the rope's opposite force pulling on Team A's hands
64
Will this object accelerate?
No
Yes
65
What force is shown here?
gravity
thrust
tension
electrostatic
66
Calculate net force.
1 N, 1 N
3 N, 4 N
0 N, 0 N
3 N, 2 N
67
Calculate net force.
0 N
9 N
4 N
10 N
68
What force is shown here?
friction
tension
gravity
spring
69
If the bug & windshield apply equal & opposite forces, then why does the bug smash into it?
the car's acceleration is less than the bug's mass
there is a lack of air resistance
the car's acceleration is greater than the bug's mass
the windshield actually had a greater force
70
What force is shown here?
applied
gravity
tension
friction
71
In image 3, what is happening to the ping pong ball?
The ball is balanced because it is floating in the same spot
The ball is balanced because it is sitting on the blow dryer
The ball is unbalanced because the air is moving the ball.
The ball is unbalanced because it fell to the ground.
72
What force is shown here?
tension
gravity
spring
applied
73
What force is shown here?
gravity
magnetic
thrust
friction
74
What would prevent an object from moving, even if a force is being applied to it?
an unequal, downward force
an unequal, upward force
an equal & opposing force
an unequal & opposing force
75
The graviational force exerted on an object depends on the object's
size
desnity
Mass
76
Which of the following shows a force acting at a distance?
a box getting pushed across the floor
the north pole of a magnet repelling a south pole
an athlete kicking a soccer ball
a sailboat cutting through the water
77
T/F: In order for an object to have its own gravitational force, it must have a mass > 20kg.
FALSE
TRUE
78
What operation is used to calculate net forces acting in DIFFERENT directions?
-
x
÷
+
79
What force is shown here?
gravity
electrostatic
spring
thrust
80
Will this object accelerate?
Yes
No
81
What is the gravitational constant on the Earth?
1 N / Kg
1.67 N / Kg
10 N/ Kg
82
What force is shown here?
spring
tension
thrust
magnetic
83
Why wouldn't that same astronaut be able to get back to the ISS by using a swimming motion?
there is not enough gravity present
it would cause her to drift farther away
there is no air to resist her motion and propel her forward
the air in space is too dense to move through
84
Calculate net force.
8 N
15 N
7 N
22 N
85
Will this object accelerate?
Yes
No
86
How much force is exerted on a 45 gram object on the moon?
450 N
75.15 N
45 N
0.07515 N
87
True or False: Forces are vectors because they have both size and direction.
FALSE
TRUE
88
The Gravitational force that Earth exerts on an object is called the object's
Mass
Weight
Density
89
An unbalanced force causes an object to...
change its speed and/or direction.
change its speed and direction.
change its direction
change its speed.
90
What force is shown here?
tension
magnetic
gravity
electrostatic
91
According to your UO, what is the next major concept we are learning in this Physics unit?
Physics
Force
Different types of motion
Newton's 3 Laws of motion
92
Which direction will the car accelerate?
The car will not move
Left
Right
Up
93
Mass is measured in
Kg
N
Lbs
94
True or False: Forces cannot act on objects from a distance, only through direct contact.
TRUE
FALSE
95
The force due to gravity on an object.
Weight
Gravity
Mass
96
T/F: An object that weighs 50kg requires a larger force to put it in motion than a 75kg object.
TRUE
FALSE
97
If the ___ between two objects increases, the gravitational force between the two objects___
Mass, increases
Distance, increases
Distance, decreases
Mass, decreases
98
What operation is used to calculate net forces acting in the SAME direction?
+
x
-
÷

Combined: Net Force/Unbalanced & Balanced Force + Forces + Physics: Newton's 3rd Law + Force... Flashcards | StudBud

Combined: Net Force/Unbalanced & Balanced Force + Forces + Physics: Newton's 3rd Law + Force...

98 termsStudBud Administration34 plays

Flashcards98 cardsFPractice quizPHost liveL

Questions 98

Answers

1
Are these balanced forces?
No
Yes
2
Will this object move at a constant (not changing) velocity?
Yes
No
3
Are these balanced forces?
Yes
No
4
What force is shown here?
friction
tension
electrostatic
thrust
5
Are these balanced forces?
Yes
No
6
Anytime the net force does NOT equal zero, the forces are _____.
balanced
unbalanced
decreased
unequal
7
Will this object move at a constant (not changing) velocity?
No
Yes
8
Force and Net Force are exactly the same thing.
False
True
9
T/F: While the Earth's gravity pulls us downward, we also pull upwards on the Earth.
TRUE
FALSE
10
What force is shown here?
spring
tension
gravity
friction
11
Calculate the net force.
0 N
10 N
8 N
15 N
12
If a balloon pushes air molecules inward, then Newton's 3rd Law states that ________.
the number of air particles would decrease
the air molecules would lose mass
the air particles would push outward on the balloon
the balloon would lose all its air
13
What is the scientific name for a push or a pull?
position
motion
force
gravity
14
What force is shown here?
tension
gravity
thrust
magnetic
15
The combination of multiple forces acting on an object is known as:
total force
complete force
inert force
net force
16
If a man pushes right with 100N of force, but a woman pushes left with 50N, the net force = __.
150 Newtons left
50 Newtons left
150 Newtons right
50 Newtons right
17
Will this object move at a constant (not changing) velocity?
Yes
No
18
What force is shown here?
friction
gravity
spring
air resistance
19
What force is shown here?
friction
electrostatic
spring
tension
20
How do mass and weight differ in different gravitational fields?
Mass stays constant; Weight Δ
Mass Δ; Weight Δ
Mass Δ; Weight is constant
Both are constant
21
The net force of 0 Newtons will always be what type of force?
Balanced or Unbalanced Force
Balanced Force
Neither Balanced nor Unbalanced Force
Unbalanced Force
22
Which statement best summarizes Newton's 3rd Law of Motion?
forces always act alone
forces always act in equal & opposite, action-reaction pairs
forces act in pairs of unequal and opposite reactions
forces always act in unequal, same-direction pairs
23
An object is moving at constant speed of 5 mph & the net force = 0 N. Which statement is true?
The object will continue moving at 5 mph.
The object will stop moving.
The object will accelerate to 5 mph.
The object is moving at 0 mph.
24
Are these forces balanced?
No
Yes
25
Which type of force creates contact between two surfaces?
friction
gravity
inertia
magnetism
26
Weights are measured in
Lbs
Kg
N
27
Will this object accelerate?
Yes
No
28
A force is balanced when the speed and/or the force changes.
False
True
29
Which of the following would create the greatest change in motion?
A soccer ball kicked with 7 N of force
A soccer ball kicked with 1 N of force
A soccer ball kicked with 5 N of force
A soccer ball kicked with 2 N of force
30
The force of attraction between two objects.
Weight
Gravity
Mass
31
What force is shown here?
thrust
friction
applied
magnetic
32
In what unit are forces measured?
Einsteins
Newtons
pounds
meters per second
33
The amount of matter that an object is made up of.
Gravity
Mass
Weight
34
If a player kicks a soccer ball to the left, what would be the equal and opposite reaction?
gravity would pull the ball downwards
the soccer ball would push right on the player's foot
the ground would push upwards on the player's foot
the soccer ball would move upwards in the air
35
You can find the mass of an object by using a(n)
Electronic Balance
Graduated Cylinder
Spring Scale
36
What is the force being applied on the "+" shape? Is it balanced of unbalanced?
Net Force = 0 N, Balanced
Net Force = 10 N, Balanced
Net Force = 15 N, Unbalanced
Net Force = 5 N, Unbalanced
37
Calculate net force and determine which direction the box will move.
2 N, up
1 N, left
1 N, right
0 N, down
38
What force is shown here?
gravity
thrust
tension
friction
39
Why was #14 False? (An object's mass must be > 20kg to have gravitational force).
An object's mass must be greater than 100 kg
its mass does not matter, only its velocity matters
any amount of mass will give an object gravitational force
An object's mass must be less than 20 kg
40
A car has a weight of 500 N on Earth. What is its mass in kg?
50 kg
500 kg
50 N
500 N
41
What force is shown here?
magnetic
thrust
spring
air resistance
42
T/F: The windshield of a moving car has an equal & opposite force to a bug that smashes into it
FALSE
TRUE
43
When the net force is 0 Newtons the object will...
stay at rest/continue moving (based on original conditions)
keep getting slower until it stops.
continue moving at its same speed/direction.
stay at rest.
44
Why are you able to accelerate forwards when starting to walk?
there's an equal & opposite force between your two feet
no acceleration occurs when you walk
ground creates an equal & opposite force against your foot
your body leans forward creating momentum
45
When the net force on an object equals 0 Newtons, we know the forces are _____.
balanced
unequal
unbalanced
decreased
46
The sum of all force is called...
Friction
Balanced Force
Net Force
Unbalanced Force
47
What force is shown here?
thrust
electrostatic
air resistance
spring
48
A boy sits on a chair with 5N of force, how many Newton's of force does the chair have on him?
10 N
2 N
the chair has no force on the boy
5 N
49
What is the net force?
15 N
0 N
10 N
5 N
50
Will this object move at a constant (not changing) velocity?
Yes
No
51
These types of forces cause an object to continue moving at a constant speed or stay at rest.
Unbalanced Forces
Balanced Forces
Unbalanced and Balanced Forces
Neither Force
52
What force is shown here?
thrust
friction
magnetic
electrostatic
53
If an astronaut slowly drifts away from the ISS, how might she be able to move back towards it?
by throwing something heavy away from the ISS
by throwing something heavy towards the ISS
by moving her arms as though she were swimming
by staying in one place and letting gravity pull her back
54
Newton's 3rd Law states that if a baseball pushes a bat inward, then that bat would ______.
be unable to push back
break due to the force of friction
push the baseball outward
continue to push inward
55
If your mass is 55 kg, what would you weigh on Earth?
55 N
0.55 N
550 N
5.5 N
56
What is true about the following picture?
They are unbalanced because they are accelerating right
They are unbalanced because they are accelerating left
Thy are balanced because they are walking at the same speed.
They are balanced because they are not moving anywhere.
57
T/F: When you push a cart, the cart applies an equal and opposite force on you.
FALSE
TRUE
58
A force is a
Gravity
Push or Pull
g (9.8)
Mass x Acceleration
59
The instrument used to measure the weight of an object is a(n)
Electronic Balance
Graduated Cylinder
Spring Scale
60
The force is balanced when books are sitting on a table.
False
True
61
What force is shown here?
air resistance
gravity
spring
applied
62
The moon pulls on an object with a force about _________ the force as on Earth
10x
1/10x
1/6x
6x
63
In a game of tug-o-war, what's the equal & opposite force to Team A pulling right on the rope?
Team B's hands pulling left on the rope
the force of the rope against Team B's hands
the force of friction between the ground and their shoes
the rope's opposite force pulling on Team A's hands
64
Will this object accelerate?
No
Yes
65
What force is shown here?
gravity
thrust
tension
electrostatic
66
Calculate net force.
1 N, 1 N
3 N, 4 N
0 N, 0 N
3 N, 2 N
67
Calculate net force.
0 N
9 N
4 N
10 N
68
What force is shown here?
friction
tension
gravity
spring
69
If the bug & windshield apply equal & opposite forces, then why does the bug smash into it?
the car's acceleration is less than the bug's mass
there is a lack of air resistance
the car's acceleration is greater than the bug's mass
the windshield actually had a greater force
70
What force is shown here?
applied
gravity
tension
friction
71
In image 3, what is happening to the ping pong ball?
The ball is balanced because it is floating in the same spot
The ball is balanced because it is sitting on the blow dryer
The ball is unbalanced because the air is moving the ball.
The ball is unbalanced because it fell to the ground.
72
What force is shown here?
tension
gravity
spring
applied
73
What force is shown here?
gravity
magnetic
thrust
friction
74
What would prevent an object from moving, even if a force is being applied to it?
an unequal, downward force
an unequal, upward force
an equal & opposing force
an unequal & opposing force
75
The graviational force exerted on an object depends on the object's
size
desnity
Mass
76
Which of the following shows a force acting at a distance?
a box getting pushed across the floor
the north pole of a magnet repelling a south pole
an athlete kicking a soccer ball
a sailboat cutting through the water
77
T/F: In order for an object to have its own gravitational force, it must have a mass > 20kg.
FALSE
TRUE
78
What operation is used to calculate net forces acting in DIFFERENT directions?
-
x
÷
+
79
What force is shown here?
gravity
electrostatic
spring
thrust
80
Will this object accelerate?
Yes
No
81
What is the gravitational constant on the Earth?
1 N / Kg
1.67 N / Kg
10 N/ Kg
82
What force is shown here?
spring
tension
thrust
magnetic
83
Why wouldn't that same astronaut be able to get back to the ISS by using a swimming motion?
there is not enough gravity present
it would cause her to drift farther away
there is no air to resist her motion and propel her forward
the air in space is too dense to move through
84
Calculate net force.
8 N
15 N
7 N
22 N
85
Will this object accelerate?
Yes
No
86
How much force is exerted on a 45 gram object on the moon?
450 N
75.15 N
45 N
0.07515 N
87
True or False: Forces are vectors because they have both size and direction.
FALSE
TRUE
88
The Gravitational force that Earth exerts on an object is called the object's
Mass
Weight
Density
89
An unbalanced force causes an object to...
change its speed and/or direction.
change its speed and direction.
change its direction
change its speed.
90
What force is shown here?
tension
magnetic
gravity
electrostatic
91
According to your UO, what is the next major concept we are learning in this Physics unit?
Physics
Force
Different types of motion
Newton's 3 Laws of motion
92
Which direction will the car accelerate?
The car will not move
Left
Right
Up
93
Mass is measured in
Kg
N
Lbs
94
True or False: Forces cannot act on objects from a distance, only through direct contact.
TRUE
FALSE
95
The force due to gravity on an object.
Weight
Gravity
Mass
96
T/F: An object that weighs 50kg requires a larger force to put it in motion than a 75kg object.
TRUE
FALSE
97
If the ___ between two objects increases, the gravitational force between the two objects___
Mass, increases
Distance, increases
Distance, decreases
Mass, decreases
98
What operation is used to calculate net forces acting in the SAME direction?
+
x
-
÷