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WorksheetsChapter 1, 2, 3 ,4
Total questions: 100
Worksheet time: 2hrs 22mins
Weight is a
Vector
Scalar
Acceleration is
Vector
Scalar
Work is
Vector
Scalar
Power is
Vector
Scalar
Kinetic energy is
Vector
Scalar
direction
100 N 230 N
<------ --------->
The unit we use to measure acceleration is ___.
ms-1
meters
seconds
ms-2
Describe this graph
constant acceleration
constant deceleration
object move to the left
constant velocity
The rate at which velocity changes
speed
positon
distance
acceleration
The length of a path between two points
displacement
distance
inertia
slope
A quantity that is fixed, or unchanging
constant
variable
initial velocity
scalar
Changes in our speed, direction or both are called _________.
distance
velocity
acceleration
displacement
Acceleration is defined as the CHANGE in
time of motion to another place.
velocity
distance
speed
Acceleration occurs when an object changes its speed or
direction
inertia
force
mass
If a student rides her skateboard on a straight road and does not speed up or slow down, she is travelling with a
constant acceleration
positive acceleration
constant velocity
negative acceleration
If you travel 7.5 km and walk for 1.5 h, what is your average speed?
5 km/h
0.2 km/h
15 km/h
11.25 km/h
What is occurring on this graph?
A slowing down in the positive direction
A positive change in momentum
An object moving at a constant speed in the positive direction
A positive net force
Based on the graph, how far does the person travel in the first 5 seconds?
2 m
0 m
10 m
5 m
What is the acceleration at the apex of a y-direction problem?
Depends on the problem
9.8 m/s2
-9.8 m/s2
Positive on the way up and negative on the way down
When an object starts from rest, what is its original velocity?
Depends on the problem
0
Always positive
Always negative
In an isolated system, the net ____ on that system is zero.
external force
internal force
time interval
displacement
The SI unit for momentum is:
N.kg
N.m/s
m/s.N
kg.m/s
Linear momentum is defined as the product of a system’s ______________ multiplied by its _____________:
mass, velocity
acceleration, mass
acceleration, force
force, mass
force, velocity
Two objects, P and Q, have the same momentum. Q can have more kinetic energy than P if it has:
More mass than P
The same mass as P
More speed than P
The same speed as P
Which one of these objects has the greater amount of momentum?
A turtle that slowly crosses a road
A parked car
A stop sign
During a collision. an object experiences an impulse. How can this impulse be calculated?
Multiplying force by time
Multiplying mass by velocity
Dividing velocity by time
Multiplying mass by acceleration
When a cannon fires a cannon ball, it recoils backwards. This occurs because of...
Energy in the system is conserved
Energy in the system is increased
Momentum in the system is conserved
Energy in the system is not conserved
When a cannon fires a cannon ball, it recoils backwards. This occurs because of...
Energy in the system is conserved
Energy in the system is increased
Momentum in the system is conserved
Energy in the system is not conserved
An egg landing on a soft surface will remain intact. The surface increases the _____ and decreases the _____ during the impact
impulse, time
impulse, force
force, time
time, force
What type of force is this man using to push his grocery cart?
Normal Force
Gravity
Air Resistance
Applied Force
What is the net force?
3 N
3 N, right
17 N, right
3 N, left
What is the unit to MEASURE force?
Kilogram
Meter
Pounds
Newton
If both forces are going in the same direction you should______ those forces
Add
Subtract
Divide
Multiply
When forces are going in the opposite direction of each other you should do what do find the net force
Subtract
Add
Divide
Multiply
Which of these are examples of motion?
Turning around
Moving side to side
Traveling
All of them
What is true about this picture?
the forces are balanced
the net force is 10N
The net force is 3 N
The net force is 7N
What minimal force must be exerted by a mother to lift her 5kg baby?
0 N
5 N
49 N
10 N
A force can____________.
make an object move
make a moving object stop moving
slow an object down
all of the above
