WorksheetsIntro Physics Midyear Review Practice Exam
Total questions: 119
Worksheet time: 3570secs
Name
Class
Date
1.
The metric system is a system of measurement that uses units based on
a)
Deceleration
b)
The Velocity
c)
multiples of 10
d)
speed
e)
How far we traveled and how long it took to travel that far.
2.
Scalar
a)
In the opposite
b)
speed
c)
quantity that has magnitude only
d)
there is no net force on the system.
e)
The Velocity
3.
Vector
a)
Displacement
b)
Hecto- 100
c)
J=𝚫p
d)
Friction is a force that resists the motion between two objects in contact with one another.
e)
quantity that has magnitude and direction.
4.
Magnitude is
a)
the total momentum of the two objects after the collision.
b)
Average Speed=distance traveled/time elapsed
c)
The size, the number (with units)
d)
The Normal Force
e)
Where an object is located, relative to other objects.
5.
Scalar Quantities
a)
Average Speed=distance traveled/time elapsed
b)
greatly reduce the force on an object
c)
How much force is applied to them
d)
J=ΣF𝚫t
e)
distance
6.
speed
a)
Two objects collide and stick together, both have same velocity after their collision
b)
Apply a LARGE FORCE over a SMALL TIME or Apply a SMALL FORCE over a LARGE TIME
c)
speed
d)
external force
e)
The Velocity
7.
time
a)
quantity that has magnitude and direction.
b)
The size of the arrows is relative to the amount of force & object is represented as a dot
c)
time
d)
Deci- -10
e)
Deca- 10
8.
mass
a)
It is falling
b)
Two objects collide and stick together, both have same velocity after their collision
c)
mass
d)
Force
e)
Constant
9.
Energy
a)
The force of gravity acting on an object
b)
How much force is applied to them
c)
Energy
d)
p=mv
e)
Displacement
10.
Work
a)
mass
b)
An object at rest remains at rest, and an object in motion remains in motion, along a straight line at constant velocity, unless acted on by a net external force.
c)
Types of surfaces involved
d)
Work
e)
the total momentum of the two objects after the collision.
11.
Power
a)
time
b)
momentum
c)
Power
d)
Hecto- 100
e)
All objects in the universe that have mass
12.
Temperature
a)
At the same rate
b)
How much force is applied to them
c)
speed
d)
Temperature
e)
No net force acting upon it
13.
Vector Quantities
a)
Find the slope
b)
Power
c)
Resultant is: (magnitude) units @ ##*
d)
Positive
e)
displacement
14.
velocity
a)
p=mv
b)
Centi- -100
c)
velocity
d)
speed
e)
Milli- -1000
15.
acceleration
a)
The force exerted perpendicular to a surface
b)
The ratio of distance and time
c)
Apply a LARGE FORCE over a SMALL TIME or Apply a SMALL FORCE over a LARGE TIME
d)
acceleration
e)
Where an object is located, relative to other objects.
16.
Force
a)
Centi- -100
b)
displacement
c)
w=mg
d)
Force
e)
Decreases, Increases
17.
momentum
a)
J=pf-pi
b)
momentum
c)
Sin: opposite/hypotenuse
d)
w=mg
e)
The friction that occurs between two objects at rest.
18.
Impulse
a)
Decreases, Increases
b)
Acceleration
c)
No specific units, just use units of force and time. N/s or kg*m/s
d)
Impulse
e)
Average Speed=distance traveled/time elapsed
19.
Standard Unit of Volume
a)
Deca- 10
b)
Liter
c)
(μ) always less than one
d)
No net force acting upon it
e)
a2+b2=c2
20.
Different Metric Units (In Order)
a)
Law of Inertia
b)
mass
c)
Positive
d)
The object pulling upward on the Earth with force mg
e)
Kilo- 1000
21.
Hecto- 100
a)
Average Velocity=displacement/time elapsed
b)
Hecto- 100
c)
The friction that occurs when one of the objects are in motion.
d)
Velocity and Mass
e)
Constant
22.
Deca- 10
a)
there is no net force on the system.
b)
It is falling
c)
Deca- 10
d)
Inertia is the tendency of an object to resist any change in motion.
e)
Centi- -100
23.
[Unit]
a)
Find the slope
b)
[Unit]
c)
Types of surfaces involved
d)
The Velocity
e)
Velocity and Mass
24.
Deci- -10
a)
Deci- -10
b)
Negative
c)
The object pulling upward on the Earth with force mg
d)
A non-contact, or field force
e)
J=pf-pi
25.
Centi- -100
a)
The object pulling upward on the Earth with force mg
b)
Centi- -100
c)
inward force
d)
Positive
e)
Fg=m1m2/d^2
26.
Milli- -1000
a)
f=μN
b)
Greater
c)
kg*m/s
d)
Milli- -1000
e)
Liter
27.
How to get different Units-
a)
momentum
b)
The friction that occurs when one of the objects are in motion.
c)
Energy
d)
(units & numbers you have) * #/1*exchange rate between different units of measurement
e)
acceleration
28.
Pythagorean Theorem to get length of Resultant Vector
a)
f=μN
b)
a2+b2=c2
c)
Static and Kinetic Friction
d)
distance
e)
multiples of 10
29.
To find direction of resultant vector, use
a)
Sin: opposite/hypotenuse
b)
Work
c)
Energy
d)
velocity
e)
The ratio of displacement and time
30.
Cos: adjacent/hypotenuse
a)
An impulse
b)
inward force
c)
Cos: adjacent/hypotenuse
d)
Milli- -1000
e)
More friction decreases speed
31.
Tan: opposite/adjacent
a)
g=Gme/d^2
b)
Two objects collide and stick together, both have same velocity after their collision
c)
the force on the truck is equal to the force on the car
d)
[Unit]
e)
Tan: opposite/adjacent
32.
To find angle, use
a)
(μ) always less than one
b)
Cos: adjacent/hypotenuse
c)
INVERSE Tangent tan-1
d)
kg*m/s
e)
Straight in the direction it was released in
33.
Resultant is: (magnitude) units @ ##*
a)
Cos: adjacent/hypotenuse
b)
Two objects collide and stick together, both have same velocity after their collision
c)
Resultant is: (magnitude) units @ ##*
d)
The force exerted perpendicular to a surface
e)
Acceleration=Change in velocity/change in time
34.
If you are given a Velocity vs. Time graph. To find the acceleration of an object during specific time intervals simply
a)
Find the slope
b)
The force of gravity acting on an object
c)
Decreases, Increases
d)
Milli- -1000
e)
Types of surfaces involved
35.
On Velocity vs. Time Graph, what is the y-axis, or rise?
a)
quantity that has magnitude and direction.
b)
It is falling
c)
F=ma
d)
Velocity
e)
p=mv
36.
On Velocity vs. Time Graph, what is the x-axis, or run?
a)
2
b)
The ratio of distance and time
c)
Time
d)
An impulse
e)
No net force acting upon it
37.
Negative Acceleration is called
a)
time
b)
2
c)
g=Gme/d^2
d)
Deceleration
e)
Milli- -1000
38.
An object can have negative acceleration if
a)
It is falling
b)
a2+b2=c2
c)
Whenever one object exerts a force on a second object, the second object exerts an equal force in the opposite direction on the first object.
d)
The size of the arrows is relative to the amount of force & object is represented as a dot
e)
More friction decreases speed
39.
When creating a triangle with a portion of a Velocity vs. Time graph, the area represents
a)
Two objects collide and stick together, both have same velocity after their collision
b)
Deceleration
c)
Displacement
d)
multiples of 10
e)
An object at rest remains at rest, and an object in motion remains in motion, along a straight line at constant velocity, unless acted on by a net external force.
40.
On an Acceleration vs. Time graph, what is the y-axis, or rise?
a)
Time
b)
velocity
c)
Greater
d)
Static and Kinetic Friction
e)
Acceleration
41.
On an Acceleration vs. Time graph, what is the x-axis, or run?
a)
Time
b)
An impulse
c)
Work
d)
quantity that has magnitude only
e)
Deci- -10
42.
On an Acceleration vs. Time graph, what does the area represent?
a)
One major cause of friction has to do with the electrons of the two surfaces in contact with one another. When the objects are close, electrons from one object will form weak bonds with the atoms of the other (and vice versa).
b)
kg*m/s
c)
The Velocity
d)
[Unit]
e)
greatly reduce the force on an object
43.
List the adjectives you could use to describe a graph
a)
Greater
b)
Zero
c)
The Normal Force
d)
Constant
e)
The ratio of displacement and time
44.
Positive
a)
m1v1+m2v2=(m1+m2)vf
b)
Static and Kinetic Friction
c)
Positive
d)
Average Velocity=displacement/time elapsed
e)
Work
45.
Negative
a)
It is falling
b)
Decreases, Increases
c)
quantity that has magnitude and direction.
d)
Negative
e)
Liter
46.
Zero
a)
Zero
b)
Negative
c)
Whenever one object exerts a force on a second object, the second object exerts an equal force in the opposite direction on the first object.
d)
w=mg
e)
Acceleration=Change in velocity/change in time
47.
Speed, distance and time don't require us to define where we started and ended up. They just measure,
a)
The object pulling upward on the Earth with force mg
b)
The ratio of displacement and time
c)
9.8m/s^2
d)
How far we traveled and how long it took to travel that far.
e)
The student pushes down on the ground - The ground pushes up on the student
48.
A reference frame lets us define
a)
Where an object is located, relative to other objects.
b)
A non-contact, or field force
c)
How far we traveled and how long it took to travel that far.
d)
Power
e)
No specific units, just use units of force and time. N/s or kg*m/s
49.
The symbol for "change" is the Greek letter
a)
F=ma
b)
Delta
c)
Fg=m1m2/d^2
d)
Kilo- 1000
e)
velocity
50.
Distance is never
a)
The ratio of displacement and time
b)
The forces are equal, but the accelerations of each are different!
c)
A non-contact, or field force
d)
Negative
e)
greatly reduce the force on an object
51.
How far your ending point is from your starting point is known as:
a)
In the opposite
b)
All objects in the universe that have mass
c)
Hecto- 100
d)
Displacement
e)
Impulse
52.
Speed is defined as
a)
An impulse
b)
The ratio of distance and time
c)
Deceleration
d)
The Velocity
e)
Tan: opposite/adjacent
53.
Velocity is defined as
a)
How far we traveled and how long it took to travel that far.
b)
Displacement
c)
Positive
d)
The ratio of displacement and time
e)
J=𝚫p
54.
Equation of average Speed
a)
Average Speed=distance traveled/time elapsed
b)
Constant
c)
F=ma
d)
How far we traveled and how long it took to travel that far.
e)
The friction that occurs when one of the objects are in motion.
55.
Equation of Average Velocity
a)
Work
b)
⅙
c)
acceleration
d)
One major cause of friction has to do with the electrons of the two surfaces in contact with one another. When the objects are close, electrons from one object will form weak bonds with the atoms of the other (and vice versa).
e)
Average Velocity=displacement/time elapsed
56.
Acceleration Equation
a)
Milli- -1000
b)
Acceleration=Change in velocity/change in time
c)
⅙
d)
displacement
e)
Apply a LARGE FORCE over a SMALL TIME or Apply a SMALL FORCE over a LARGE TIME
57.
All objects fall towards Earth
a)
J=pf-pi
b)
At the same rate
c)
Whenever one object exerts a force on a second object, the second object exerts an equal force in the opposite direction on the first object.
d)
Apply a LARGE FORCE over a SMALL TIME or Apply a SMALL FORCE over a LARGE TIME
e)
The ratio of displacement and time
58.
The Force of Gravity (Fg) on Earth is
a)
The force of gravity acting on an object
b)
Tan: opposite/adjacent
c)
9.8m/s^2
d)
INVERSE Tangent tan-1
e)
a2+b2=c2
59.
In the absence of all external forces, an object's velocity remains
a)
p=mv
b)
Velocity
c)
Energy
d)
Constant
e)
Power
60.
Two equal opposite forces
a)
A free body diagram is a drawing physicists use in order to show all the forces acting on an object.
b)
The object pulling upward on the Earth with force mg
c)
Will cancel each other out
d)
Friction is a force that resists the motion between two objects in contact with one another.
e)
Greater
61.
Newton's First Law States
a)
mass
b)
Velocity
c)
One major cause of friction has to do with the electrons of the two surfaces in contact with one another. When the objects are close, electrons from one object will form weak bonds with the atoms of the other (and vice versa).
d)
An object at rest remains at rest, and an object in motion remains in motion, along a straight line at constant velocity, unless acted on by a net external force.
e)
f=μN
62.
Newton's 1st Law is also referred to as the
a)
Energy
b)
Displacement
c)
Deca- 10
d)
p=mv
e)
Law of Inertia
63.
What is Inertia?
a)
Two objects collide and bounce off each other. Initial and final velocities as well as mass can be different.
b)
The Velocity
c)
Inertia is the tendency of an object to resist any change in motion.
d)
Velocity
e)
speed
64.
What is Weight?
a)
Acceleration
b)
The force of gravity acting on an object
c)
the force on the truck is equal to the force on the car
d)
The student pushes down on the ground - The ground pushes up on the student
e)
Deceleration
65.
How much is the Moon's Gravity relative to the earth
a)
Types of surfaces involved
b)
the total momentum of the two objects after the collision.
c)
⅙
d)
The Normal Force
e)
The object pulling upward on the Earth with force mg
66.
Weight equation
a)
Energy
b)
9.8m/s^2
c)
The ratio of displacement and time
d)
w=mg
e)
Force
67.
An object at rest must have
a)
The force of gravity acting on an object
b)
acceleration
c)
It is falling
d)
No net force acting upon it
e)
Liter
68.
What is Normal Force defined as
a)
Deca- 10
b)
Cos: adjacent/hypotenuse
c)
Negative
d)
The force exerted perpendicular to a surface
e)
a2+b2=c2
69.
What is a Free Body Diagram (FBD)
a)
The object pulling upward on the Earth with force mg
b)
A free body diagram is a drawing physicists use in order to show all the forces acting on an object.
c)
velocity
d)
the total momentum of the two objects after the collision.
e)
An impulse
70.
What is important to remember when creating FBD's
a)
Positive
b)
inward force
c)
Apply a LARGE FORCE over a SMALL TIME or Apply a SMALL FORCE over a LARGE TIME
d)
velocity
e)
The size of the arrows is relative to the amount of force & object is represented as a dot
71.
Friction Definition
a)
Cos: adjacent/hypotenuse
b)
Friction is a force that resists the motion between two objects in contact with one another.
c)
The friction that occurs between two objects at rest.
d)
The object pulling upward on the Earth with force mg
e)
The friction that occurs when one of the objects are in motion.
72.
Why does Friction Occur?
a)
Average Speed=distance traveled/time elapsed
b)
Two objects collide and stick together, both have same velocity after their collision
c)
One major cause of friction has to do with the electrons of the two surfaces in contact with one another. When the objects are close, electrons from one object will form weak bonds with the atoms of the other (and vice versa).
d)
f=μN
e)
Hecto- 100
73.
What are the two things that affect the amount of friction?
a)
w=mg
b)
(units & numbers you have) * #/1*exchange rate between different units of measurement
c)
Velocity
d)
A non-contact, or field force
e)
Types of surfaces involved
74.
How much force is applied to them
a)
f=μN
b)
Acceleration=Change in velocity/change in time
c)
The student pushes down on the ground - The ground pushes up on the student
d)
Where an object is located, relative to other objects.
e)
How much force is applied to them
75.
As weight increases and decreases, so does the
a)
Milli- -1000
b)
Hecto- 100
c)
multiples of 10
d)
Normal Force
e)
The force exerted perpendicular to a surface
76.
Friction force is directly proportional to
a)
The Normal Force
b)
Time
c)
Inertia is the tendency of an object to resist any change in motion.
d)
momentum
e)
Resultant is: (magnitude) units @ ##*
77.
The coefficient of friction is represented by
a)
The friction that occurs between two objects at rest.
b)
An object at rest remains at rest, and an object in motion remains in motion, along a straight line at constant velocity, unless acted on by a net external force.
c)
(μ) always less than one
d)
Will cancel each other out
e)
The Velocity
78.
Equation used to account for the force of friction
a)
quantity that has magnitude only
b)
a2+b2=c2
c)
f=μN
d)
The Velocity
e)
Law of Inertia
79.
What are the two types of friction
a)
J=ΣF𝚫t
b)
F=ma
c)
f=μN
d)
Static and Kinetic Friction
e)
How much force is applied to them
80.
What is static friction?
a)
The friction that occurs between two objects at rest.
b)
quantity that has magnitude and direction.
c)
No specific units, just use units of force and time. N/s or kg*m/s
d)
kg*m/s
e)
The friction that occurs when one of the objects are in motion.
81.
What is kinetic friction?
a)
More friction decreases speed
b)
The friction that occurs when one of the objects are in motion.
c)
The ratio of displacement and time
d)
the total momentum of the two objects after the collision.
e)
momentum
82.
Static Friction is ---- than Kinetic Friction
a)
Greater
b)
In the opposite
c)
Normal Force
d)
Decreases, Increases
e)
Static and Kinetic Friction
83.
The force of friction always acts - — -------- direction of movement
a)
Cos: adjacent/hypotenuse
b)
(μ) always less than one
c)
More friction decreases speed
d)
Two objects collide and stick together, both have same velocity after their collision
e)
In the opposite
84.
How does friction affect speed?
a)
More friction decreases speed
b)
Deca- 10
c)
Where an object is located, relative to other objects.
d)
[Unit]
e)
multiples of 10
85.
What does Newton's Second Law state?
a)
The size, the number (with units)
b)
Apply a LARGE FORCE over a SMALL TIME or Apply a SMALL FORCE over a LARGE TIME
c)
F=ma
d)
9.8m/s^2
e)
quantity that has magnitude only
86.
What does Newton's Third Law state?
a)
Time
b)
F=ma
c)
inward force
d)
Whenever one object exerts a force on a second object, the second object exerts an equal force in the opposite direction on the first object.
e)
quantity that has magnitude only
87.
There must be - objects involved to have a force
a)
Velocity
b)
time
c)
2
d)
The ratio of distance and time
e)
m1v1+m2v2=(m1+m2)vf
88.
In a force there are two types of forces
a)
Resultant is: (magnitude) units @ ##*
b)
Action and Reaction
c)
Zero
d)
Find the slope
e)
p=mv
89.
An object of mass (m) sits on a flat table. The Earth pulls on this object with force mg, which we will call the action force. What is the reaction force?
a)
Positive
b)
Constant
c)
The object pulling upward on the Earth with force mg
d)
Centi- -100
e)
Two objects collide and bounce off each other. Initial and final velocities as well as mass can be different.
90.
A 20-ton truck collides with a 1500-lb car and causes a lot of damage to the car. Since a lot of damage is done on the car:
a)
One major cause of friction has to do with the electrons of the two surfaces in contact with one another. When the objects are close, electrons from one object will form weak bonds with the atoms of the other (and vice versa).
b)
multiples of 10
c)
The student pushes down on the ground - The ground pushes up on the student
d)
Static and Kinetic Friction
e)
the force on the truck is equal to the force on the car
91.
A student is doing a handstand. A reaction pair of forces is best described as:
a)
The student pushes down on the ground - The ground pushes up on the student
b)
Fg=m1m2/d^2
c)
At the same rate
d)
w=mg
e)
Two objects collide and bounce off each other. Initial and final velocities as well as mass can be different.
92.
The Universal Law of Gravitation applies to
a)
No specific units, just use units of force and time. N/s or kg*m/s
b)
All objects in the universe that have mass
c)
The force of gravity acting on an object
d)
A non-contact, or field force
e)
pi+p𝚫=pf
93.
Circular motion of moon and elliptical path of planets requires an
a)
Work
b)
In the opposite
c)
The object pulling upward on the Earth with force mg
d)
One major cause of friction has to do with the electrons of the two surfaces in contact with one another. When the objects are close, electrons from one object will form weak bonds with the atoms of the other (and vice versa).
e)
inward force
94.
When an object in a circular orbit no longer has something to orbit around, it travels
a)
Straight in the direction it was released in
b)
INVERSE Tangent tan-1
c)
Deceleration
d)
The ratio of displacement and time
e)
Kilo- 1000
95.
Why does an object in orbit who no longer has something to orbit around travel in a straight line?
a)
Velocity
b)
Law of Inertia
c)
Average Velocity=displacement/time elapsed
d)
Temperature
e)
Tan: opposite/adjacent
96.
The magnitude of the gravitational force —------- as the centers of the masses —------ in distance.
a)
Decreases, Increases
b)
More friction decreases speed
c)
Impulse
d)
Temperature
e)
The friction that occurs between two objects at rest.
97.
What is the Equation for Gravitation?
a)
w=mg
b)
The size, the number (with units)
c)
Fg=m1m2/d^2
d)
quantity that has magnitude only
e)
J=𝚫p
98.
What kind of force is Gravity?
a)
Work
b)
A non-contact, or field force
c)
Negative
d)
Find the slope
e)
The object pulling upward on the Earth with force mg
99.
What equation do you use to calculate gravitational field strength at any given position?
a)
g=Gme/d^2
b)
The force of gravity acting on an object
c)
Centi- -100
d)
Negative
e)
⅙
100.
What is the equation for a change in momentum?
a)
2
b)
pi+p𝚫=pf
c)
The object pulling upward on the Earth with force mg
d)
quantity that has magnitude and direction.
e)
quantity that has magnitude only
101.
Newton's First Law tells us that the velocity (and momentum) of an object won't change unless the object is affected by an
a)
external force
b)
Hecto- 100
c)
inward force
d)
Cos: adjacent/hypotenuse
e)
Friction is a force that resists the motion between two objects in contact with one another.
102.
Equations to get impulse (J)
a)
The ratio of displacement and time
b)
Two objects collide and stick together, both have same velocity after their collision
c)
Law of Inertia
d)
J=pf-pi
e)
Will cancel each other out
103.
J=ΣF𝚫t
a)
The force exerted perpendicular to a surface
b)
the force on the truck is equal to the force on the car
c)
Average Velocity=displacement/time elapsed
d)
J=ΣF𝚫t
e)
multiples of 10
104.
J=𝚫p
a)
J=𝚫p
b)
A non-contact, or field force
c)
Deceleration
d)
INVERSE Tangent tan-1
e)
Where an object is located, relative to other objects.
105.
What units do you use for impulse?
a)
The forces are equal, but the accelerations of each are different!
b)
[Unit]
c)
Two objects collide and bounce off each other. Initial and final velocities as well as mass can be different.
d)
9.8m/s^2
e)
No specific units, just use units of force and time. N/s or kg*m/s
106.
Changing the duration (t) of an impulse by a small amount can
a)
How much force is applied to them
b)
f=μN
c)
greatly reduce the force on an object
d)
Two objects collide and bounce off each other. Initial and final velocities as well as mass can be different.
e)
displacement
107.
total momentum of a system of interacting objects is conserved when
a)
Force
b)
there is no net force on the system.
c)
w=mg
d)
Resultant is: (magnitude) units @ ##*
e)
A non-contact, or field force
108.
What vector does not always occur in equal and opposite pairs?
a)
At the same rate
b)
Acceleration
c)
The ratio of distance and time
d)
J=ΣF𝚫t
e)
Velocity and Mass
109.
What occurs in an inelastic collision?
a)
Two objects collide and stick together, both have same velocity after their collision
b)
More friction decreases speed
c)
there is no net force on the system.
d)
Acceleration=Change in velocity/change in time
e)
Zero
110.
What equation is used in an inelastic collision?
a)
A free body diagram is a drawing physicists use in order to show all the forces acting on an object.
b)
Deci- -10
c)
m1v1+m2v2=(m1+m2)vf
d)
Types of surfaces involved
e)
The Normal Force
111.
What occurs in an elastic collision?
a)
How far we traveled and how long it took to travel that far.
b)
Static and Kinetic Friction
c)
Two objects collide and bounce off each other. Initial and final velocities as well as mass can be different.
d)
Apply a LARGE FORCE over a SMALL TIME or Apply a SMALL FORCE over a LARGE TIME
e)
Resultant is: (magnitude) units @ ##*
112.
What are the two factors that directly affect momentum?
a)
Velocity and Mass
b)
multiples of 10
c)
The ratio of displacement and time
d)
greatly reduce the force on an object
e)
No specific units, just use units of force and time. N/s or kg*m/s
113.
Equation for Momentum
a)
An impulse
b)
Velocity and Mass
c)
Centi- -100
d)
p=mv
e)
g=Gme/d^2
114.
What units are used for momentum?
a)
Law of Inertia
b)
Hecto- 100
c)
kg*m/s
d)
An object at rest remains at rest, and an object in motion remains in motion, along a straight line at constant velocity, unless acted on by a net external force.
e)
Cos: adjacent/hypotenuse
115.
What is needed to change momentum?
a)
The force exerted perpendicular to a surface
b)
kg*m/s
c)
An impulse
d)
inward force
e)
Impulse
116.
To stop an object's momentum, you would need,
a)
J=pf-pi
b)
Average Speed=distance traveled/time elapsed
c)
Apply a LARGE FORCE over a SMALL TIME or Apply a SMALL FORCE over a LARGE TIME
d)
Decreases, Increases
e)
Zero
117.
Momentum and —-- are the same
a)
Impulse
b)
Cos: adjacent/hypotenuse
c)
Centi- -100
d)
Deceleration
e)
Fg=m1m2/d^2
118.
Collision between club head and golf ball. What can be said about the forces exerted on each object?
a)
The forces are equal, but the accelerations of each are different!
b)
The force exerted perpendicular to a surface
c)
The friction that occurs between two objects at rest.
d)
the total momentum of the two objects after the collision.
e)
No net force acting upon it
119.
In an isolated system, the total momentum of the two objects before the collision is EQUAL to
a)
Greater
b)
Where an object is located, relative to other objects.
c)
The Velocity
d)
the total momentum of the two objects after the collision.
e)
Static and Kinetic Friction
100 %
