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Energy and Motion Remediation

Total questions: 61

Worksheet time: 45mins

Name
Class
Date
1.

That force that pulls objects towards each other.

a)

force

b)

friction

c)

gravity

d)

weight

2.

A push or pull that causes an object to move, stop, or change direction.

a)

force

b)

friction

c)

gravity

d)

weight

3.

An aspect of an experiment that can be changed.

a)

gravity

b)

work

c)

reliability

d)

variable

4.
What is a material called that will not allow heat to pass through easily?
a)
Insulator
b)
Conductor
c)
Circuit
d)
Friction
5.
Which experiment listed below will best determine how friction affects the speed of a rolling object?
a)
Roll 3 objects of various sizes across the floor.
b)
Roll 3 objects of equal size from various heights across the floor.
c)
Roll 3 objects of equal size across 3 different types of surfaces.
d)
Roll 3 objects of equal size from equal heights across the floor.
6.
When designing an experiment, why is it important to test only one variable?
a)
Testing one variable explains what  caused the change once data has been gathered.
b)
Testing one variable collects inaccurate data and repeats the investigation more than necessary.
c)
Testing one variable decreases the reliability of the investigation.
d)
It is not necessary to test only one variable.
7.

A 1,100 kg car comes uniformly to a stop. If the vehicle is accelerating at -1.2 m/s2, which force is closest to the net force acting on the vehicle?

a)

-9,600 N

b)

-1,300 N

c)

-900 N

d)

-94 N

8.

An archer shot a 0.06 kg arrow at a target. The arrow accelerated at 5,000 m/s2 to reach a speed of 50.0 m/s as it left the bow. During this acceleration, what was the net force on the arrow to the nearest newton?

a)

300 N

b)

350 N

c)

400 N

d)

450 N

9.

Two students are working together to build a birdhouse. Student 1 applies a force of 10 N to a wooden board in order to slide it across the table to Student 2. If the force of friction resisting the student's push is 4 N, what is the net force acting on the board?

a)

4 N

b)

6 N

c)

10 N

d)

14 N

10.

Deep Space 1 was a spacecraft powered by an engine that gave off xenon particles to change velocity. It had a mass of 500 kg. Which can be used to find the spacecraft's acceleration if its engine created a net force of 0.10 N?

a)

0.10 N / 500 kg

b)

500 kg . 0.10 N

c)

500 kg / 0.10 N

d)

500 kg + 0.10 N

11.

A golfer hits a golf ball with a club. The mass of the ball is 0.05 kg. The ball accelerates at 2,00 m/s2. What is the net force, to the nearest newton, that accelerates the ball?

a)

100 N

b)

200 N

c)

300 N

d)

400 N

12.

Four students push carts filled with sports equipment across the gym. Each student pushes with the same amount of force. Which cart has the greatest change in speed?

a)
b)
c)
d)
13.

A basketball with a mass of 0.60 kg is accelerated with a force of 10.8 N. if the resisting forces are ignored, what is the acceleration of the basketball to the nearest m/s2?

a)

18 m/s2

b)

18.5 m/s2

c)

19 m/s2

d)

20 m/s2

14.

The diagram shows a homemade car being pushed with a force of 25 N. The force causes the car to move at a constant speed of 3 m/s2. What will happen if the force is changed to 35 N?

a)

The car will move at a constant speed of 13 m/s.

b)

The speed of the car will not change.

c)

The speed of the car will increase.

d)

The speed of the car will decrease to 1 m/s.

15.

Some students measure the acceleration of a wheel cart being acted on by varying forces. The students record their data in the table shown. According to the data table, how much force is acting on the cart when the students measure an acceleration of 2.6 m/s2.

a)

13 N

b)

7 N

c)

8 N

d)

12 N

16.

The diagram below shows a boat moving north in a river at 3 m/s while the current in the river moves south at 1 m/s. How will the boat be affected if it enters a part of the river where the current is moving south at 2 m/s?

a)

The boat will move slower.

b)

The boat will move faster.

c)

The boat will stop.

d)

The boat will move to the west.

17.

A meteor is moving 468 km per minute traveling in a south-to-north direction passed near Earth in 2013. Because the meteor was only 45 m wide and was 27,700 km above Earth's surface, it was not visible without the aid of a telescope. Which statement describes the meteor's motion?

a)

Its velocity was 7.8 km/s northward.

b)

It's acceleration was 468 km/s2.

c)

It's speed was 468 km/s northward.

d)

Its acceleration was 7.8 km/s2.

18.

A student graphed the position of a cart during a 7-second time interval. Which statement best describes the cart?

a)

The cart was stationary with a velocity of 0 m/s for the entire 7 seconds.

b)

The cart was stationary except for a short burst of acceleration of 0.5 m/s2.

c)

The cart moved at a constant velocity of 0.5 m/s for the entire 7 seconds.

d)

The cart accelerated at a constant rate of approximately 0.8 m/s2.

19.

Which of the following best describes the velocity of an object?

a)

30 m/s

b)

30 m east

c)

30 m/s east

d)

30 m/s2

20.
What is the value of g on Earth?
a)
9.81 m/s^2
b)
9.81 N
c)
9.81 m
d)
9.81 s/m^2
21.
When plants convert the sun's energy into food, which type of energy is it?
a)
kinetic
b)
chemical
c)
thermal
d)
radiant
22.
Which of the following is a unit of energy?
a)
Kilowatts
b)
Grams
c)
Meters per Second
d)
Joules
23.
How much work is produced when 350 N is used to move a car 5 m?
a)
70 J
b)
1750 J
c)
355 J
d)
175 J
24.
When the speed of an object is doubled, its momentum
a)
remains unchanged in accord with the conservation of momentum.
b)
doubles
c)
quadruples
d)
decreases
25.
A 0.250 kg cart moving at 0.400 m/s has how much momentum?
a)
0.1 kg-m/s
b)
1 kg-m/s
c)
10 kg-m/s
d)
100 kg-m/s
26.
What is the unit for mass?
a)
m/sec
b)
kg/sec
c)
kg
d)
kg m/sec
27.

The momentum of an object depends upon the object's ___________&_____________.

a)

size and shape

b)

mass and speed

c)

mass and veloctiy

d)

mass and energy

28.
John pushes a chair up a ramp into a moving truck. Sally lifts the chair straight up to the moving truck. Sally says that he is doing more work because lifting the box takes more energy. Is Sally correct? 
a)
Yes, using more force to move an object does more work.
b)
No, John is doing more work because he has to travel farther to move the box up the ramp.
c)
No, they are doing the same amount of work because their force multiplied by their distance is the same. 
29.
Newton's third law states for every action their is an equal or opposite reaction. Which is the best example
a)
The air rushing out of a balloon, causing it to move across the room. 
b)
Flying forward in you seat when the brakes a slammed on.
c)
A weight lifter dropping the bar.
d)
A softball flying on the air
30.
Looking at the roller coaster, were does the cart have the most potential energy?
a)
A
b)
B
c)
C
d)
D
31.
When a car suddenly stops at a red light, a pizza lying in the passengers seat flies in to the windshield. Why does the pizza fly forward?
a)
The pizza loses its backward force
b)
The pizza's inertia causes it to continue moving. 
c)
The friction of braking transfers energy to the pizza. 
32.
If William pushes a 75N sofa up a ramp that is 5 meters long, what is the amount of work that William does?
a)
400 Joules
b)
350 Joules
c)
3 Newtons
d)
375 Joules
33.
On a distance-time graph, what shows an object going back to where it started?
a)
If the distance goes back to 0
b)
If line goes straight up
c)
If the line is at rest
34.
What is the average speed of a cheetah that ran 55 meters in 5 minutes?
a)
11 m/mi
b)
605 m/mi
c)
10 m/mi
35.
Thomas is at rest standing on his skateboard and he throws a football. Since Thomas and the skateboard have a greater mass then the football, Thomas and the skateboard will-----
a)
Have the same forward force as the football
b)
Travel the same distance
c)
Move backward at a faster speed than the speed that the football moves forward
d)
Move backward at a slower speed than the speed that the football moves forward
36.
Newton's 2nd law states---
a)
For action there is an equal or opposite reaction
b)
F=M x A
c)
Law of inertia 
37.
What type of energy is being shown?
a)
Kinetic Energy
b)
Potential Energy
38.
Distance divided by time
a)
Force
b)
Speed
c)
Acceleration
d)
Velocity
39.
Kinetic energy is energy due to...
a)
interactions between objects or particles
b)
motion
c)
elasticity
d)
mass
40.
Potential energy is energy due to..
a)
mass
b)
motion
c)
interactions between objects or particles
d)
work
41.
Potential energy is energy that is...
a)
stored
b)
already used
c)
being used currently
d)
never going to be used
42.
What is energy?
a)
the ability to cause change
b)
the ability to resist change
c)
the ability to lack change
d)
the ability to 
43.
"Energy can be transformed from one form into another or transformed from one region or another, but energy cannot be created or destroyed."
Which law is this?
a)
Law of Conservation of Mass
b)
Newton's Second Law
c)
Law of Conservation of Energy
d)
Newton's Third Law
44.
This makes it harder to move objects along a surface
a)
kinetic energy
b)
work
c)
friction
d)
elasticity
45.
Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?
a)
Chemical to light
b)
Electrical to chemical
c)
Electrical to light
d)
Chemical to electrical
46.
In energy transformations, "wasted energy" usually takes what form?
a)
heat
b)
chemical energy
c)
light
d)
sound waves
47.
On a roller coaster, where is maximum kinetic energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
48.
According to the Law of Conservation of Energy, energy cannot be _________ or ____________. 
a)
destroyed, destroyed
b)
created, saved
c)
created, destroyed
d)
lost, found
49.
Gravitational potential energy depends on the ________ and ________ of the object. 
a)
Height and mass
b)
Friction and movement
c)
Mass and Movement
d)
Height and Friction 
50.
Energy of motion is which type of energy?
a)
Potential
b)
Kinetic
c)
Sound
d)
Gravitational
51.

Object that is at rest stays at rest is ______.

a)

friction

b)

inertia

c)

motion

52.

A cooking smoker, used to cook meats, works by allowing the warm air filled with smoke to rise to the meat, while the cooler air sinks closer to the fire. What type of heat transfer is responsible for smoking the meat?

a)

Electrical

b)

Radiation

c)

Convection

d)

Conduction

53.

A teacher rubbed a match against a piece of sandpaper. The match started to burn. Which statement best describes the energy changes that occurred?

a)

The chemical energy stored in the match changed to thermal energy and light energy.

b)

The thermal energy stored in the match changed to light energy and chemical energy.

c)

The light energy and thermal energy stored in the match changed to mechanical energy.

d)

The light energy and thermal energy stored in the match changed to chemical energy.

54.

During a warm summer day, a car became extremely hot. When a student went to open the car door, he burned his fingers. What two forms of energy were responsible for the student burning his fingers?

a)

radiation and conduction

b)

conduction and convection

c)

radiation and electricity

d)

convection and radiation

55.

Four steel blocks were heated to different temperatures and stacked together as shown. In which direction will heat be transferred by conduction?

a)

From Sample 4 to Sample 1

b)

From Sample 2 to Sample 3

c)

From Sample 2 to Sample 4

d)

From Sample 3 to Sample 2

56.
_________________________ is a measure of the average kinetic energy of the particles in a material.
a)
thermal
b)
friction
c)
temperature
d)
expansion
57.
The most common temperature scale used in the United States - where water freezes at 32 degrees and boils at 212 degrees is called the __________________________ scale.
a)
Celsius
b)
Pound
c)
Kelvin
d)
Fahrenheit
58.
The most common temperature scale used in the world where water freezes at 0 degrees and boils at 100 degrees is called the __________________ scale.
a)
Celsius
b)
Fahrenheit
c)
Pound
d)
Kelvin
59.
The movement of thermal energy from an object at a higher temperature to an object at a lower temperature is called ____________.
a)
thermal
b)
expansion
c)
temperature
d)
heat
60.
Thermal energy always moves from ____________ objects to ______________ objects.
a)
cooler, warmer
b)
warmer, cooler
c)
faster, slower
d)
slower, faster
61.
An increase in the volume of a substance when the temperature increases is called ___________________________________.
a)
kinetic energy
b)
thermal expansion
c)
temperature
d)
heat