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WorksheetsForce, Motion and Energy Review
Total questions: 73
Worksheet time: 1hrs 28mins
Name
Class
Date
1.
Fossil fuels are classified as nonrenewable because they.......
a)
require expensive equipment
b)
take millions of years to replace
c)
can be found all over
d)
provide all the energy we use
2.
Which is more dense?
a)
Hot Liquid
b)
Cold Liquid
3.
Wind, geothermal, and solar energy are all what type of energy resources?
a)
cheap
b)
potential
c)
renewable
d)
chemical
4.
One problem with ____ energy is that it produces radioactive waste.
a)
nuclear
b)
solar
c)
tidal
d)
wind
5.
What do we call a change from one form of energy to another?
a)
Energy form
b)
Energy transformation
c)
Kinetic energy
d)
Potential energy
6.
What is this graph showing?
a)
Constant Speed
b)
Acceleration (speeding up)
c)
Deceleration (slowing down)
d)
No motion
7.
A runners 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
8.
Find the average speed of a train that traveled 540 km in 6 hours?
a)
80 km/h
b)
100 km/h
c)
90 kn/h
d)
3240 km/h
9.
What happened during A to B point?
a)
not moving
b)
increasing speed at a constant rate
c)
moving at a constant speed
d)
moving at 10 m/s2 acceleration
10.
The graph represents
a)
Acceleration
b)
No motion
c)
Deceleration
d)
Constant Velocity
11.
The graph represents
a)
No motion
b)
Constant velocity
c)
Acceleration
d)
Deceleration
12.
Calculate the average speed (in meter/sec) if a cheetah runs 180 meters in 10 seconds.
a)
198 m/sec
b)
170 m/sec
c)
12 m/sec
d)
18 m/sec
13.
Which graph shows the object standing still?
a)
A
b)
B
c)
C
d)
D
14.
A ball rolling down the hill is an example of ___ energy.
a)
Kinetic
b)
Potential
15.
An object can't move unless there is a __ causing it to move.
a)
speed
b)
force
c)
chair
d)
fork
16.
___ tells us how fast something is moving.
a)
Gravity
b)
Force
c)
Kinetic
d)
Speed
17.
What is the speed of a car that travels 400 m in 20 minutes?
a)
20 miles/hr
b)
20 m/min
c)
800 m/min
d)
200 miles/hr
18.
Which of the following is a unit of speed?
a)
km/hr
b)
hr
c)
km
d)
s
19.
Which of the following is a unit of distance ?
a)
miles/hr
b)
hr
c)
km
d)
min
20.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
21.
How do you calculate average speed?
a)
divide total time by total distance
b)
multiply total time by total distance
c)
divide total distance by total time
d)
subtract total time from total distance
22.
What will cause an object to move?
a)
Applied forces
b)
Balanced forces
c)
Unbalanced forces
23.
If an object is not moving the forces acting upon it are _____________
a)
unbalanced
b)
weak
c)
balanced
d)
Hulk Smash!
24.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Deacceleration
d)
Not moving
25.
Which point has the highest kinetic energy?
a)
W
b)
X
c)
Y
d)
Z
26.
The transfer of thermal energy by direct contact, from one molecule to another is called _________.
a)
convection
b)
conduction
c)
radiation
d)
thermal
27.
When we touch the desk, it feels cold to our hand. This is because ______________.
a)
heat is flowing from the desk into our hand.
b)
cold is flowing from the desk into our hand.
c)
heat is flowing from our hand to the desk.
d)
cold is flowing from our hand to the desk.
28.
Heat flows in only one direction: It always moves __________________.
a)
from warm areas to cooler areas
b)
from cool areas to warmer areas
c)
in circles
d)
north
29.
Heat transferred through liquids and gasses.
a)
conduction
b)
convection
c)
radiation
d)
condensation
30.
You hold the back of your hand near an iron to see if it is hot. Heat is transferred to you hand by
a)
conduction
b)
convection
c)
radiation
d)
condensation
31.
Some students observing a classroom device being used noticed the following transformation:
electrical - mechanical- sound
Which device were the students most likely using?
electrical - mechanical- sound
Which device were the students most likely using?
a)
A triple beam balance measuring an objects's mass
b)
A pencil sharpener plugged into a wall outlet
c)
A projector displaying a diagram on the screen
d)
A working flashlight used to light up a dark corner
32.
When water falls through a dam and turns a turbine connected to a generator, electricity is produced. This electricity is often used to light our homes and offices. Which of the following shows the energy transformations that occurs?
a)
Electrical > light > mechanical
b)
Chemical > mechanical > electrical
c)
Mechanical > chemical > light
d)
Mechanical > electrical > light
33.
What two measurements are necessary for calculating speed?
a)
Mass and time
b)
Temperature and mass
c)
Mass and distance
d)
Distance and time
34.
The roller coaster cart has the most gravitational potential energy at position-
a)
W
b)
X
c)
Y
d)
Z
35.
A hairdryer converts --
a)
electrical energy into chemical
b)
electrical energy into thermal
c)
chemical energy into mechanical
d)
thermal energy into mechanical
36.
When an unbalanced force acts on an object, the force...
a)
Changes the motion of the object
b)
Is canceled by another force
c)
Does not change the motion of the object
d)
Is equal to the weight of the object
37.
Which example below is an example of radiation?
a)
Standing on a hot metal bridge
b)
The attic is warmer than the basement
c)
The Sun heating the Earth
d)
Touching hot sand with your feet
38.
Which example below is an example of conduction?
a)
Boiling macaroni
b)
The attic is warmer than the basement
c)
The Sun heating the Earth
d)
Touching hot sand with your feet
39.
Which example below is an example of convection?
a)
Standing on a hot metal bridge
b)
The attic is warmer than the basement
c)
The Sun heating the Earth
d)
Touching hot sand with your feet
40.
You are baking a cake. When you open the oven, a gush of warm air flows out toward your face. This warm air is due to
a)
conduction
b)
convection
c)
radiation
41.
Near the ceiling of a room the air is warmer. The warm air rises because of
a)
conduction
b)
convection
c)
radiation
42.
Heated air moves from baseboard heaters to the rest of a room in a process called:
a)
conduction
b)
convection
c)
radiation
d)
insulation
43.
A material that does NOT conduct heat well is called a(n):
a)
insulator
b)
conductor
c)
metal
d)
radiator
44.
Which of the following decreases when an object is moved using an inclined plane?
a)
The distance the object moves.
b)
The pull of gravity on the object.
c)
The force needed to move the object.
d)
The amount of space the object occupies.
45.
If a business wants to run on "green" energy, what could they do?
a)
use hydroelectricity from the heat deep inside the Earth
b)
add solar panels to roof
c)
use nuclear power
d)
use a coal powered generator
46.
___ energy is energy of position.
a)
Kinetic
b)
Potential
c)
Thermal
47.
A material that does NOT conduct heat well is called a(n):
a)
insulator
b)
conductor
c)
metal
d)
radiator
48.
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
49.
What kind of energy is represented in the picture?
a)
Thermal
b)
Chemical
c)
Sound
d)
Nuclear
50.
Energy of motion is which type of energy?
a)
Potential
b)
Kinetic
c)
Sound
d)
Gravitational
51.
When plants convert the sun's energy into food, which type of energy is it?
a)
kinetic
b)
chemical
c)
thermal
d)
radiant
52.
What kind of energy is represented in this picture?
a)
Thermal
b)
Potential
c)
Nuclear
d)
Mechanical
53.
According to the Law of Conservation of Energy, energy cannot be _________ or ____________.
a)
destroyed, destroyed
b)
created, saved
c)
created, destroyed
d)
lost, found
54.
When a cow eats grass, it chews the grass and then swallows it. The food ends up in the stomach where it is further broken down and absorbed. The energy and matter from the grass is used by the cow’s body to produce milk.What energy transformations occur in the cow during the entire process of using grass to produce milk?
a)
Chemical energy to mechanical energy
b)
Light energy to chemical energy
c)
Chemical energy to electrical energy to mechanical energy
d)
Chemical energy to mechanical energy to chemical energy
55.
When a hawk eats a mouse and then uses the energy from the mouse to fly, the hawk’s body converts —
a)
mechanical energy to chemical energy
b)
thermal energy to mechanical energy
c)
chemical energy to mechanical energy
d)
mechanical energy to thermal energy
56.
What form of energy is stored in a battery?
a)
chemical
b)
sound
c)
light
d)
heat
57.
Digestion of food in our bodies is an example of
a)
electrical energy
b)
chemical potential energy
c)
nuclear energy
d)
sound energy
58.
Which of the following statements best describes the relationship between potential and kinetic energy of a roller coaster car?
a)
At the highest point, the car has the greatest potential energy and the least kinetic energy
b)
At the highest point, the car has the greatest kinetic energy and the least potential energy.
c)
At the lowest point, the car has the greatest potential energy and the least kinetic energy
d)
As the car rolls down a hill, the kinetic energy is transformed into potential energy.
59.
What energy transformations take place when a battery-operated radio is in use?
a)
Electrical to chemical to light
b)
Sound to chemical to mechanical
c)
Chemical to electrical to sound
d)
Light to electrical to thermal
60.
A student listens to music with a digital music player, similar to the one shown below. Which best describes the energy transformations that take place in the music player?
a)
Mechanical to chemical to electrical
b)
Chemical to sound to electrical
c)
Chemical to electrical to sound
d)
Electrical to heat to sound
61.
Energy from light waves.
a)
Radiant Energy
b)
Chemical Energy
c)
Nuclear Energy
d)
Radiation
62.
What is energy?
a)
The ability to cause a change
b)
A force
c)
Electricity
d)
The ability to transform work
63.
What is the definition of CONDUCTION?
a)
When heat is transferred from objects like rays of light or electromagnetically.
b)
a hot liquid or air that expands, becomes less dense, and rises or becomes more dense, and sinks.
c)
When heat transfers from objects that are touching.
d)
When heat transfers through the heater or AC in your house.
64.
What is the definition of CONVECTION
a)
When heat transfers through waves.
b)
When heat transfers from objects that are touching.
c)
a hot liquid or air that expands, becomes less dense, and rises or becomes more dense, and sinks.
d)
Heat traveling from the sun
65.
Which of the following is an example of convection?
a)
A hair dryer is drying up your hair.
b)
When the AC or heater changes the temperature.
c)
When a car engine turns hot after being turned on.
d)
When you are making soup and the water is rising and lowering.
66.
Warm air rises and the cool air sinks demonstrates this type of heat transfer.
a)
conduction
b)
convection
c)
radiation
d)
Insolation
67.
Heat transfers from an area of ____temperature to an area of ___ temperature.
a)
high to low
b)
low to high
c)
high to high
d)
It can travel high to low and low to high.
68.
The Gulf Stream is a current that brings warm ocean water from the south to the north. What type of heat transfer is this?
a)
conduction
b)
convection
c)
radiation
d)
Insolation
69.
Walking on the warm sand sand with your bare feet demonstrates this type of heat transfer.
a)
conduction
b)
convection
c)
radiation
70.
Warm air is __________ dense than cold air and rises creating convection currents.
a)
more
b)
less
71.
Johnny accidentally grabbed the handle of the hot pot.
a)
conduction
b)
convection
c)
radiation
72.
A group of friends gather around a fire to stay warm.
a)
conduction
b)
convection
c)
radiation
73.
Near the ceiling of a room the air is warmer. The warm air rises because of
a)
conduction
b)
convection
c)
radiation
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