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WorksheetsIPC Spring Final Review Part 2
Total questions: 43
Worksheet time: 3hrs 53mins
Name
Class
Date
1.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
2.
The faster an object moves, the ___ kinetic energy it has.
a)
More
b)
None of the above
c)
less
d)
same
3.
Which is the best example that something has kinetic energy?
a)
a. a car parked on a steep hill
b)
b. a tennis ball rolling across the court
c)
c. a picture hanging on the wall
d)
d. a piece of coal before it's burned
4.
Which of the following is an example of WORK?
a)
13 Watts
b)
45 Joules
c)
14 Meters
d)
10 Newtons
5.
work transfers
a)
sweat
b)
energy
c)
velocity
d)
effort
6.
if you push a cart with a force of 60 N for 2 m... how much work have you done
a)
120 J
b)
30 J
c)
120 N
d)
30 N
7.
What is the formula for work?
a)
Force = work x distance
b)
Distance = force x work
c)
Work = force x distance
d)
Work = force x mass
8.
The SI Unit for Force
a)
Newton (N)
b)
Joule (J)
c)
Second (s)
d)
Watt (W)
9.
If a woman does 50 Joules of Work lifting a 20 lb dumbbell in 5 seconds, how much POWER did she generate?
a)
10 Watts
b)
100 lbs per second
c)
2.5 Watts
d)
4 lbs per second
10.
A 5000 N block is lifted 10 meters. How much work was done?
a)
50000 Joules
b)
500 Joules
c)
5000 Joules
d)
50 Joules
11.
An object that has kinetic energy must be:
a)
Moving
b)
Falling
c)
Elevated
d)
At rest
12.
True or false: the rate at which work is done is called power.
a)
True
b)
False
13.
W = 500 Joules
t = 25 seconds
P = ???
t = 25 seconds
P = ???
a)
0.05 W
b)
20 W
c)
12500 W
d)
2000 W
14.
How much time is needed to produce 720 Joules of work if 90 watts of power is used?
a)
0.125 s
b)
8 s
c)
64800 s
d)
80 s
15.
A person weighing 600 N gets on an elevator. The elevator lifts the person 6 m in 10 seconds. How much power was used?
a)
360 W
b)
60 W
c)
3600 W
d)
600 W
16.
Which of the following is the best example of work being done.
a)
doing homework
b)
lifting a box
c)
pushing a stationary box
d)
holding a box
17.
A 5000N block is lifted 10 m. How much work was done?
a)
50000 J
b)
5000 J
c)
500 J
d)
50 J
18.
How much work is done in holding a 15 N sack of potatoes while waiting in line at the grocery store for 3 minutes?
a)
15 J
b)
45 J
c)
0 J
d)
5 J
19.
How much power is the tractor using if it drags a plow with a force of 500 N a distance of 10 meters in 20 seconds?
a)
250 Watts
b)
250 Joules
c)
100,000 Watts
d)
100,000 Joules
20.
If a 74 kg racer took 798 s to climb the 320 m, how power did she developed?
a)
291 Watts
b)
281 Watts
c)
317 Watts
d)
313 Watts
21.
If 150 Joules of work is needed to move a box 10 meters, what force was used?
a)
1500 N
b)
15 N
c)
1.5 N
d)
150 N
22.
When a pendulum swings, at which point is potential energy at its greatest
a)
1
b)
2
c)
3
d)
4
23.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
24.
What is the formula to calculate speed?
a)
S = t/d
b)
S = d/t
c)
S = d x t
d)
S = t x d
25.
What is speed?
a)
how far you go
b)
how much distance is covered over a period of time
c)
how fast you accelerate
d)
the change in the location of a object
26.
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
27.
Total distance divided by total time is
a)
average speed
b)
constant speed
c)
instantaneous speed
d)
acceleration
28.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Not moving
29.
Which runner won the race?
a)
A
b)
B
c)
C
d)
It was a tie
30.
According to the graph how far does the person travel in the first 5 seconds?
a)
2 m
b)
10 m
c)
0 m
d)
5 m
31.
What is the person doing from 5 seconds to 10 seconds?
a)
Walking
b)
Running
c)
Standing Still
d)
Walking Fast
32.
Velocity is both ____ and _____.
a)
speed , direction
b)
direction, mass
c)
volume, density
d)
direction, magnitude
33.
You walk 10 meters to math class in 20 seconds. Your average speed is
a)
2 m/s
b)
0.5 m/s
c)
200 m/s
d)
5 m/s
34.
David walks 3 km north, and then turns east and walks 4 km. What is the distance?
a)
7 km
b)
3 km
c)
4 km
d)
1 km
35.
What law is best described by inertia?
a)
1st
b)
2nd
c)
3rd
d)
law of conservation of mass
36.
A person not paying attention while skateboarding hits a rock. The skateboard stops...they don't.
a)
The Law of Inertia (1st law)
b)
The Law of Acceleration (2nd law)
c)
The Law of Conservation of Momentum
d)
Action Reaction Law (3rd law)
37.
What Unit do we Measure Force in?
a)
Newtons
b)
Joules
c)
Force
d)
Kilograms
38.
With unbalanced forces, the object will move in the direction that the _______ force is being applied.
a)
larger
b)
smaller
c)
equal
d)
less
39.
A person is pushed forward into their seatbelt when a car stops
a)
1st
b)
2nd
c)
2 and 3
d)
3rd
40.
Which type of force(s) will cause a change in an object's motion?
a)
gravity
b)
zero net force
c)
balanced forces
d)
unbalanced forces
41.
A 20 kg bike accelerates at 10 m/s2. what was the force
a)
25 Newtons
b)
20 Newtons
c)
200 Newtons
d)
10 Newtons
42.
8 N to the left , and 4 N to the right. Find the net force. Is this balanced
a)
12 N Right No
b)
4 N Left No
c)
12 N Right Yes
d)
4 N Left Yes
43.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
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