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WorksheetsQuiz 2 Review
Total questions: 40
Worksheet time: 26mins
Name
Class
Date
1.
All of the following describe situations in which work is done by an organism EXCEPT for which situation?
a)
A bird carries a worm to it's nest
b)
A squirrel hides a nut in a tree
c)
Ants bring crumbs into their homes
d)
Leave decompose on the forest floor
2.
Two factors that determine work are
a)
size of the force, and distance
b)
size of the force, and type of force
c)
mass, and distance
3.
units for work are
a)
netwons
b)
joules
c)
meters
d)
seconds
4.
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
5.
If you do 40 joules of work lifting a 10N box, how high is the shelf you move it to.
a)
400m
b)
40m
c)
50m
d)
4m
6.
In which of the following situations do your arms do work on books?
a)
holding a heavy stack of books while standing
b)
carrying a heavy stack of books
c)
dropping a stack of books onto a table
d)
picking up a pile of books from the floor
7.
You apply a force of 18 N to a dresser and move it 3.0 m. How much work did you do on the dresser?
a)
54 J
b)
6.0 J
c)
21 J
d)
27 J
8.
Ms. McDonald holds a desk perfectly still above her head. If she holds the desk at a height of 0.5 meters above her head, and applis 68 Newtons of force to do so, how much work has she done?
a)
34 Joules
b)
0 Joules
9.
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
10.
What is the formula to calculate speed?
a)
Speed = time/distance
b)
Speed = distance/time
c)
Speed = distance x time
d)
Speed = time x distance
11.
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
12.
Alan travels 100km in 5hrs. Find his average speed in km/h
a)
5km/hr
b)
10km/hr
c)
50km/hr
d)
20km/hr
13.
How far will a person go if they jog for 2 hours at a speed of 12 km/hr?
a)
6 km
b)
0.5 km
c)
10 km
d)
24 km
14.
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
15.
What is the person doing from 5 seconds to 10 seconds?
a)
Walking
b)
Running
c)
Standing Still
d)
Walking Fast
16.
What is the average speed of the person during the first 5 seconds?
a)
0 m/s
b)
1 m/s
c)
3 m/s
d)
6 m/s
17.
If there are two forces going in the same direction how would you find the net force?
a)
Subtract
b)
Add
c)
Neither
d)
Multiply
18.
Find the net force: 15 N to the right, and another 15 newtons to the right.
a)
0 N Right
b)
0 N Left
c)
30 N Left
d)
30 N Right
19.
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
20.
The force that pulls things toward earth.
a)
Speed
b)
Gravity
21.
If the net force is 0 the object is...
a)
in motion
b)
in the same place
22.
You and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?
a)
60 N right
b)
10 N left
c)
60 n right
d)
50 N left
23.
What famous scientist was the SI units of Force named after?
a)
Isaac Newton
b)
Galileo Galilei
c)
Albert Einstein
d)
Charles Darwin
24.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
25.
A moving skateboard
a)
Potential
b)
Kinetic
26.
A rock at the edge of a cliff.
a)
Potential
b)
Kinetic
27.
A basketball passing through the hoop.
a)
Potential
b)
Kinetic
28.
An acorn hanging from an oak tree.
a)
Potential
b)
Kinetic
29.
A flowerpot sitting on a windowsill.
a)
Potential
b)
Kinetic
30.
A red car and a blue car are moving down the road. the two cars are just alike except for the colors.
Which car has the most kinetic energy?
Which car has the most kinetic energy?
a)
1. the one thtat is moving faster
b)
2. the one that is on the highest hill
c)
3. the one that is moving up the hill
d)
4. the one that is moving down the hill
31.
You pull your desk along the floor in your classroom. What does this statement best demonstrate?
a)
1. an alternative source of energy
b)
2. potential energy
c)
3. gravity
d)
4. work
32.
Is this picture a example of gravitational potential energy? (2.4A)
a)
Yes
b)
No
33.
Kinetic and Potential Energy are the two types of energy that relate to..
a)
Change
b)
Friction
c)
Motion
d)
Density
34.
At which point is potential energy greatest
a)
W
b)
X
c)
Y
d)
Z
35.
As a pendulum swings from its highest to lowest position, what happens to its kinetic and potential energy?
a)
Both the potential energy and kinetic energy decrease
b)
The potential energy decreases while the kinetic energy increases
c)
The kinetic energy decreases while the potential energy increases
d)
Bothe the potential energy and kinetic energy increase
36.
While a boulder is on the top of a hill it has what type of energy?
a)
Mechanical
b)
Kinetic
c)
Potential
d)
Reactive
37.
At which point is kinetic energy greatest
a)
W
b)
X
c)
Y
d)
Z
38.
When a pendulum swings, at which point is kinetic energy highest:
a)
1
b)
2
c)
3
d)
4
39.
When a pendulum swings, at which point is potential energy at its greatest
a)
1
b)
2
c)
3
d)
4
40.
1. What is the ability to do work?
a)
Energy
b)
Kinetic energy
c)
Potential energy
d)
Energy forms
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