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WorksheetsPhysics Review
Total questions: 52
Worksheet time: 3hrs 40mins
Name
Class
Date
1.
In which of these cases does the car have no acceleration?
a)
A car shortly after a stoplight turns green.
b)
A car approaching a red light
c)
A car with the cruise control set at 80 km/h
d)
A car moving down a ramp
2.
Changes in our speed, direction, or both are called _________.
a)
gravity
b)
changes
c)
acceleration
d)
deceleration
3.
When are you undergoing an acceleration in a car?
a)
speed up
b)
slow down
c)
make turns
d)
All of these
4.
Why does a car accelerate as it rounds a corner at a constant speed?
a)
Its direction changes
b)
It doesn't
c)
It slows down
d)
It speeds up
5.
A car accelerates from a standstill to 70 m/s in 10 seconds. What is the acceleration?
a)
0.7m/s2
b)
7m/s2
c)
14m/s2
d)
none of the above
6.
A roller coasters accelerates from an initial velocity of 6.0 m/s to a final velocity of 70 m/s over 4 seconds. What's the acceleration?
a)
24 m/s2
b)
18 m/s2
c)
16 m/s2
d)
16 m/s
7.
The picture of the position vs. time graph shows an object that is...
a)
accelerating/speeding up
b)
moving at a constant speed
c)
not moving
d)
accelerating/slowing down.
8.
Which graph represents zero acceleration (constant velocity)?
a)
A
b)
B
c)
C
d)
D
9.
Which graph represents the greatest acceleration?
a)
A
b)
B
c)
C
d)
D
10.
Describe the speed of the object from 5-6 seconds using the speed vs. time graph.
a)
Speeding up
b)
Slowing down
c)
Not moving
d)
Constant speed
11.
What is happening in this graph from point A to B?
a)
The object is accelerating.
b)
The object is not moving.
c)
The object is decelerating.
d)
The object is moving at a constant speed.
12.
What is happening in the graph from point O to A?
a)
The object is moving SLOWLY
b)
The object is moving FAST
c)
The object is NOT moving
d)
The object is accelerating
13.
What is happening in this graph from point B to C?
a)
The object is going down a hill.
b)
The object is returning to its starting location.
c)
The object is slowing down.
d)
The object is staying still.
14.
Which line represents constant acceleration?
a)
A
b)
B and D
c)
C
d)
A, B, and D
15.
What is friction?
a)
a force that causes uncontrollable slipping.
b)
a force that opposes the sliding motion between two touching surfaces.
c)
friction is a force for good
16.
Which type of force(s) will cause a change in an object's motion?
a)
equal forces
b)
zero net force
c)
balanced forces
d)
unbalanced forces
17.
What kind of energy is in a moving skateboard?
a)
Potential
b)
Kinetic
18.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
19.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
20.
At which point is kinetic energy greatest?
a)
W
b)
X
c)
Y
d)
Z
21.
What two measurements are necessary for calculating speed?
a)
Mass and time
b)
Temperature and mass
c)
Mass and distance
d)
Distance and time
22.
A runner races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?
a)
10 m/s
b)
1000 m/s
c)
100 seconds
d)
10 seconds
23.
In this graph, the straight line shows that acceleration is -
a)
decreasing
b)
negative
c)
constant
d)
zero
24.
On a graph showing distance versus time, a horizontal line represents an object that is
a)
moving at constant speed
b)
decreasing its speed
c)
increasing its speed
d)
not moving
25.
You push a 10 kg cart and it accelerates at 2 m/s2. With what force did you push?
a)
2 Newtons
b)
5 Newtons
c)
10 Newtons
d)
20 Newtons
26.
If you exert a force of 20 N to push a desk 10 M, how much work did you do to the desk?
a)
20 N
b)
200 N
c)
200 J
d)
2 J
27.
Choose the BEST example of acceleration.
a)
A motorcycle slowing from 10km per hour to 5km per hour in 3 seconds.
b)
A runner moving at 5km/hr for 1 hour
c)
A ball rolling at 5km/hr for 100km
d)
A biker moving at 20km/hr for 5km
28.
If a runner is accelerating at a rate of 5 miles per hour every minute, what will her speed be after 3 minutes?
a)
15mph
b)
150mph
c)
30mph
d)
50mph
29.
A train travels 142 miles in 2 hours. What is its speed?
a)
284 mph
b)
1420 mph
c)
71 mph
d)
213 mph
30.
Two classes are playing tug-of-war and both classes are not moving. How would you describe the forces?
a)
Balanced
b)
Unbalanced
c)
Combined
d)
Net Force
31.
Two classes are playing tug-of-war and the class on the left applies more force. How would you describe the resulting action?
a)
the left side is pulled with constant speed
b)
the right side is pulled with increasing speed
c)
the right side is pulled with constant speed
d)
the left side is pulled with increasing speed
32.
An object with a mass of 10 kg is accelerated upward at 2 m/s2. What force is required? (Hint: F = ma)
a)
20 N
b)
2 N
c)
5 N
d)
0 N
33.
As the acceleration of an object increases, what happens to the force of the object?
a)
Force increases
b)
Force decreases
c)
Force remain the same
d)
Mass increases
34.
In a tug of war the left team pulls with a force of 200N. The right team pulls with a force of 150N. What is the net force?
a)
50N to the left.
b)
350N to the left.
c)
350N to the right.
d)
50N to the right.
35.
What is the object's average speed from 0-20 seconds?
a)
0.5m/s
b)
10m/s
c)
2m/s
d)
10m
36.
How many times does this object STOP moving?
a)
None
b)
Once
c)
Twice
d)
Three times
37.
a)
The boat came to a stop after it traveled for 10 minutes.
b)
The boat was at rest from 20 to 40 minutes.
c)
The boat traveled the fastest in the last 20 minutes.
d)
The boat traveled the shortest distance in the first 20 minutes.
38.
a)
Cars 1 and 2 traveled the same distance before coming to a stop.
b)
Car 2 traveled a greater distance in the first 4 seconds than Car 1.
c)
Car 1 traveled a greater distance in the first 4 seconds than Car 2.
d)
Cars 1 and 2 came to a stop after traveling for the same amount of time.
39.
Newton's law of motion describes the relationship of force, mass, and acceleration. Write the equation.
a)
m=F/a
b)
F=ma
c)
a= F/m
d)
All of the above
40.
Four cars are at the starting line of a race. Which car will require the most force to start moving?
a)
car with mass of 1200 kilograms
b)
car with mass of 1500 kilograms
c)
car with mass of 1700 kilograms
d)
car with mass of 2000 kilograms
41.
A force of 250 N is applied to an object that accelerates at a rate of 5 m/sec2. What is the mass of the object?
a)
100kg
b)
1,250kg
c)
50kg
d)
5kg
42.
Work done = Force x _________
a)
a. distance
b)
b. acceleration
c)
c. velocity
d)
d. speed
43.
Which situation is work not done?
a)
lifting a 20 pound box off the floor
b)
holding a 20 pound box above the floor
c)
sliding a 20 pound box across the floor
d)
sliding a 20 pound box up an inclined plane
44.
A person steps out of the boat and onto the dock. As the person moves forward onto the dock, the boat moves backward. Which statement best describes the backward motion of the boat as the person steps forward?
a)
For every action there is an equal and opposite reaction.
b)
Every mass exerts a force on every other mass.
c)
An object at rest tends to stay at rest.
d)
Friction opposes the motion of an object.
45.
Pushing a child on a swing is easier than pushing an adult on the same swing.
a)
1st Law
b)
2nd Law
c)
3rd Law
d)
4th Law
46.
What Newton's law does this picture represent?
a)
Newtons 2nd law
b)
Law of gravity
c)
Newtons 1st law
d)
Newtons 5th law
47.
Which has more inertia? (needs more force to move)
a)
Truck
b)
Ant
c)
A cat
d)
A skateboard
48.
What energy transformation occurs in the flashlight when it is turned on?
a)
heat-->magnetic-->light
b)
chemical-->magnetic-->light
c)
chemical-->electrical-->light
d)
mechanical-->electrical-->light
49.
The sun’s energy used by green plants to produce food through photosynthesis is an example of light energy being converted to what other form of energy?
a)
nuclear energy
b)
thremal energy
c)
mechanical energy
d)
chemical
50.
On a cold winter day, Delia puts logs into a fireplace. Then she strikes a match and sets the logs on fire. As the fire burns, which two forms of energy are released?
a)
Light and Thermal
b)
Chemical and Light
c)
Thermal and Electrical
d)
Electrical and Chemical
51.
What do we call a change from one form of energy to another?
a)
Energy change
b)
Energy transformation
c)
Energy conversion
d)
Energy creation
52.
The image demonstrates which of Newton's Laws?
a)
Inertia
b)
F=ma
c)
action/reaction
d)
gravity
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