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1st 9 Weeks Review!

Total questions: 72

Worksheet time: 3hrs 55mins

Name
Class
Date
1.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
2.
Which energy transformation occurs in a toaster?
a)
chemical to electric
b)
electric to thermal
c)
kinetic to chemical
d)
thermal to potential
3.
According to the Law of Conservation of Energy, energy cannot be _________ or ____________. 
a)
destroyed, destroyed
b)
created, saved
c)
created, destroyed
d)
lost, found
4.
Energy transformations occur when...
a)
energy is created through conduction
b)
energy changes from one form to another
c)
two forces slide together that are touching
d)
a chemical reaction takes place
5.
The purpose of the panels is to change solar energy into ____________.
a)
light energy
b)
electrical energy
c)
chemical energy
d)
mechanical energy
6.
A hairdryer converts -- 
a)
electrical energy into chemical
b)
electrical energy into thermal
c)
chemical energy into mechanical
d)
thermal energy into mechanical
7.
Mechanical Energy is transferred to _____ Energy.
a)
Solar
b)
Mechanical
c)
Electrical
d)
Potential
8.
Electrical -> Mechanical -> Sound 
a)
A triple beam balance measuring an object’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
9.
What energy is given off when a cell phone rings?
a)
Sound Energy
b)
Gravitational Energy
c)
Thermal Energy
d)
Nuclear Energy
10.
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
11.
What is the possible or stored energy in an object called?
a)
Thermal Energy
b)
Kinetic Energy
c)
Chemical Energy
d)
Potential Energy
12.
Which of the following has the most potential energy?
a)
A car at the top of a hill
b)
A car speeding down the hill
c)
A person at the top of a hill
d)
An acorn falling off a tree
13.
What is potential energy?
a)
The energy an object has due to its motion
b)
The stored energy of an object due to its position or condition.
c)
The energy an object might have if it existed 
d)
zombies coming
14.
What is kinetic energy?
a)
The energy an object has due to its motion
b)
The stored energy of an object due to its position or condition
c)
The energy an object might ahve if it existed
d)
zombies on the roof
15.
What is kinetic energy?
a)
The energy an object has due to its motion
b)
The stored energy of an object due to its position or condition
c)
The energy an object might ahve if it existed
d)
zombies on the roof
16.
What is kinetic energy?
a)
The energy an object has due to its motion
b)
The stored energy of an object due to its position or condition
c)
The energy an object might ahve if it existed
d)
zombies on the roof
17.
What is an example of kinetic energy at work?
a)
A ball lodged in a tree
b)
A frisbee flying through the air
c)
A car in the garage
d)
a booger in the nose
18.
What would have the greatest kinetic energy?
a)
A car driving down a hill
b)
A person running down a hill
c)
A  ball rolling down a hill
d)
A bowl of cereal on the table
19.

What are nonrenewable resources?

a)

energy sources that are replaced faster than they are used

b)

energy sources that can never be replaced or are replaced more slowly than they are used

c)

a natural product that can be changed into other forms of energy to do work

20.

All of the following are fossil fuels EXCEPT

a)

oil

b)

water

c)

coal

d)

natural gas

21.

All of the following are uses of fossil fuels EXCEPT

a)

to produce electrical energy

b)

gasoline

c)

to heat homes

d)

windmills

22.

What is a renewable energy resource?

a)

an energy source that is replaced more slowly than they are used

b)

an energy source that can never be replaced

c)

an energy source that is replaced faster than they are used

d)

a fossil fuel

23.
__________ is an energy resource that WILL run out in the next several hundred years.
a)
Renewable Energy Resource
b)
Nonrenewable Energy Resource
c)
Fossil Fuels
d)
Forever Fuels
24.
__________ is an energy resource that WILL NOT run out in the next several hundred years.
a)
Renewable Energy Resource
b)
Nonrenewable Energy Resource
c)
Fossil Fuel
d)
Forever Fuel
25.
Coal is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
26.
Solar Power is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
27.
Natural Gas is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
28.
Wind is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
29.
What characteristic do all renewable resources share?
a)
Produced by waste products
b)
Form underground from dead organisms.
c)
Replaced in a short period of time
d)
Allow energy to pass through them easily
30.

What does "clean" mean for energy sources?

a)

not dirty

b)

does not create pollution

c)

creates pollution

d)

smells good

31.

Wind energy

a)

is less expensive than fossil fuels

b)

is difficult to utilize in areas with low wind availability

c)

is a renewable source of energy

d)

utilizes small or large areas of land not previously used

32.
Are forces balanced or unbalanced when a marble rolls down a ramp?
a)
Balanced
b)
Unbalanced
33.
How will this object move? 
a)
It won't move. 
b)
It will move to the right. 
c)
It will move to the left. 
d)
It will move up. 
34.
How will this object move? 
a)
It won't move. 
b)
It will move to the right. 
c)
It will move to the left. 
d)
It will move in both directions. 
35.

These forces are...

a)

Balanced

b)

Unbalanced

36.
Balanced or unbalanced?
a)
balanced
b)
unbalanced
37.
A ____________ is a push or a pull on an object.
a)
friction
b)
force
c)
magnet
d)
gravity
38.
Balanced or Unbalanced?
a)
Balanced 
b)
Unbalanced
39.

What is true about this picture?

a)

the forces are balanced

b)

the net force is 10N

c)

The net force is 3 N

d)

The net force is 7N

40.

The net force is...

a)

50 N

b)

0 N

c)

100 N

d)

2500 N

41.
What is the net force?
a)
17 N Right
b)
3 N Right
c)
3 N Left
d)
17 N Left
42.

What is the Net Force and the direction of the object's movement as a result of the net force?

a)

5N, Right

b)

5N, Left

c)

9N, Right

d)

9N, Left

43.

What is the Net Force and the direction of the object's movement as a result of the net force?

a)

8N, Right

b)

8N, Left

c)

0N, Right

d)

0N, No Movement

44.
Thermal energy travels...
a)
Hot to cold
b)
Cold to hot
c)
Inside to outside
d)
Outside to inside
45.
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.
46.

What is the definition of CONVECTION

a)

When heat transfers through the heater or AC in your house.

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)

when heat transfers through electromagnetic waves in the air such as rays of light.

47.
What is the definition of RADIATION
a)
 hot liquid or air that  expands, becomes less dense, and rises or becomes more dense, and sinks.
b)
When heat is transferred from objects like rays of light or electromagnetically.
c)
When heat transfers from objects that are touching.
d)
When heat transfers through the heater or AC in your house.
48.

What heat transfer happens when you burn your hand by touching a fire?

a)

Radiation

b)

Conduction

c)

Convection

d)

I don't know!!!!!!!!!!!

49.
This is a lava lamp. When the light bulb heats the wax, the wax rises. When the wax cools, it falls. This cycle of rising/falling is an example of:
a)
Conduction.
b)
Convection.
c)
Radiation.
50.
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. 
51.
What is a disadvantage of using an inclined plane to lift a heavy object?
a)
The object must be moved a greater distance.
b)
It takes less effort to move the object.
c)
Many objects are difficult to lift straight up.
d)
Heavy object usually take up more space.
52.

What does an inclined plane look like from the side?

a)

square

b)

rectangle

c)

triangle

d)

circle

53.

Is a staircase an inclined plane?

a)

Yes

b)

No

54.
Out of these which one is an inclined plane, that can make work most easier?
a)
1
b)
2
c)
both
d)
none
55.

Choose the inclined plane:

a)
b)
c)
d)
56.

Which inclined plane requires the most force to push the ball to the top?

a)
b)
c)
d)
57.

An inclined plane is______________

a)

a complex machine

b)

an useless machine

c)

a simple machine

58.

During which interval is the object not moving?

a)

B to C

b)

A to B

c)

E to F

d)

only at point A

59.

During which interval is the object moving back to its original position?

a)

A to B

b)

D to E

c)

E to F

d)

G to H

60.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Not moving
61.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
62.

What is the formula for speed?

a)

distance / time

b)

time / distance

c)

direction / time

d)

direction / distance

63.

How far an object has traveled is what?

a)

time

b)

distance

c)

direction

d)

speed

64.

If I walk 20 miles in 5 hours, what is my speed?

a)

5 miles per hour

b)

0.25 miles per hour

c)

4 miles per hour

d)

20 miles per hour

65.

What is it called when the speed of an object does not change?

a)

average speed

b)

increasing speed

c)

constant speed

d)

decreasing speed

66.

What does a line with a positive slope mean?

a)

The object is moving at a constant speed forwards

b)

The object is moving at a constant speed backwards

c)

The object is not moving at all

67.

What is happening from segment D to E?

a)

Object is moving at constant speed forward

b)

Object has stopped (not moving)

c)

Object is moving backwards (or back to beginning) at a constant speed

68.

A girl on a bike rides down a hill 500 meters long in 50 seconds. What is her speed?

a)

100 m/s

b)

10 m/s

c)

1,000 m/s

d)

10 mph

69.

Who is the best Houston sports team?

a)

Texans

b)

Rockets

c)

Astros

d)

Dynamo

70.

Who wore it best?

a)

Justin Timberlake

b)

The dog

c)

Neither of them

d)

It's a tie

71.

An object must travel 60 meters in 4 seconds. At what average speed will the object have to travel to accomplish this task?

a)

15 mph

b)

15 m/s

c)

1500 mph

d)

150 m/s

72.

What is the speed of an object that goes 60 miles in 2 hours?

a)

120 mph

b)

30 m/s

c)

120 m/s

d)

30 mph

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