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6th Grade Trimester 2 Review (Energy)

Total questions: 100

Worksheet time: 1hrs 14mins

Name
Class
Date
1.
1. What is the ability to do work?
a)
Energy
b)
Kinetic energy
c)
Potential energy
d)
Energy forms
2.
What is the energy of motion that depends on speed and mass?
a)
Energy
b)
Kinetic energy
c)
Potential energy
d)
Chemical energy
3.
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
4.
What is the law that states that energy cannot be created or destroyed only transform form one energy to another?
a)
Law of Conservation of Energy
b)
Law of Gravity
c)
Law of Inertia
d)
None of these
5.
What is the transfer of heat by the circulation or movement of liquids and gases?
a)
Conduction
b)
Convection
c)
Radiation
d)
Energy 
6.
What is the transfer of heat from one substance to another through direct contact?
a)
Conduction
b)
Convection
c)
Radiation
d)
Energy
7.
What is the transfer of heat through matter or space as waves?
a)
Conduction
b)
Convection
c)
Radiation
d)
Energy
8.

Energy flowing in an electric circuit is____________.

a)

electrical energy

b)

potential energy

c)

kinetic energy

d)

thermal energy

9.

A material that transfers heat well

a)

Insulator

b)

Conductor

10.

A material that is a poor conductor of heat

a)

Insulator

b)

Conductor

11.
Heat is the movement of ______.
a)
radiation
b)
thermal energy
c)
cold
d)
fire
12.
The measure of average kinetic energy of all the particles within an object is called ____________. 
a)
temperature
b)
conduction
c)
radiation
d)
heat 
13.
The bending of light when it moves through one kind of matter to another is.....
a)
absorption
b)
reflection
c)
refraction
d)
a rainbow
14.
The bouncing of light off an object is ....
a)
a mirror
b)
absorption
c)
reflection
d)
refraction
15.
The taking in of light by a material....
a)
absorption
b)
reflection
c)
refraction
d)
dark colors
16.
Expand means . . .
a)
to make something bigger
b)
to make something smaller
17.

Contract means . . .

a)

to make something bigger

b)

to make something smaller

18.
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
19.

The roller coaster cart has the most kinetic energy at position-

a)

W

b)

X

c)

Y

d)

Z

20.
A hairdryer converts -- 
a)
electrical energy into chemical
b)
electrical energy into thermal
c)
chemical energy into mechanical
d)
thermal energy into mechanical
21.

Which items would have this energy transformation: mechanical energy -> sound energy?

a)

turning on a flashlight

b)

nuclear power plant

c)

wind turbine turning

d)

playing a violin

22.

What type of energy transformation happens in hydro-electric power?

a)

kinetic to potential

b)

sound to mechanical

c)

chemical to electrical

d)

mechanical to electrical

23.
What kind of energy is represented in the picture?
a)
Thermal
b)
Chemical
c)
Sound
d)
Nuclear
24.
According to the Law of Conservation of Energy, energy cannot be _________ or ____________. 
a)
destroyed, destroyed
b)
created, saved
c)
created, destroyed
d)
lost, found
25.
Wind turbines and windmills convert what energy to another?
a)
Kinetic to electric
b)
Gravitational potential to electric
c)
Mechanical to potential
d)
Thermal to sound
26.
An insulator is a material that:
a)
Transfers thermal and electrical energy
b)
Transfers electrical energy and slows thermal energy
c)
Slows electrical energy and allows thermal energy to pass
d)
Slows thermal and electrical energy from transfering
27.
A great conductor of energy is:
a)
wood
b)
plastic
c)
metal
d)
cloth
28.
The plastic covering is there to:
a)
Provide a conductor for electrical energy to flow.
b)
Provide an insulator so that electrical energy will not pass outside of the wires.
c)
Provide a conductor so that electrical energy can NOT flow.
d)
Provide an insulator so that electrical energy can flow.
29.
The metal copper is there to:
a)
Provide a conductor for energy to flow from one place to another.
b)
Provide an insulator for energy to flow from one place to another.
c)
Provide an insulator to slow the flow of energy.
d)
Provide a conductor so slow the flow of energy.
30.
Olivia wanted to complete her circuit with a conductor.  What object is her best option?
a)
Wood stick
b)
Glass bead
c)
Aluminum foil
d)
Styrofoam
31.
All of the following are conductors except _______.
a)
metal spoon
b)
wire
c)
humans
d)
plastic spoon
32.
We measure ______ with Celsius or Fahrenheit degrees.
a)
Temperature
b)
Thermometer
c)
Barometer
33.
Why does a metal lawn chair get hot in the sun when the grass sitting in the same sunlight remains cool to the touch?
a)
Heat travels easily through plants but not metals.
b)
Heat travels easily through both plants and metals.
c)
Heat travels easily through metal objects but not through plants.
34.
What is heat?
a)
a basketball team
b)
thermal energy
c)
electricity
d)
light energy
35.
Heat transfer in boiling water.
a)
Conduction
b)
Convection
c)
Radiation
36.
When you use a microwave, what is the main way that heat is transferred?
a)
Convection
b)
Conduction
c)
Radiation
37.
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. 
38.
A cup of tea with a temperature of 80 degrees Celsius is placed on a table in a 20 degree Celsius room.  What happens to the thermal energy and the molecular motion of the tea when it is left on the table?
a)
The thermal energy increases and the molecules move faster.
b)
The thermal energy decreases and molecules move more slowly.
c)
The thermal energy increases and the molecules move more slowly.
39.

Everything has thermal energy

a)

False

b)

True

40.

All matter is made up of atoms that are constantly moving

a)

True

b)

False

41.

Hot things have ____________ thermal energy than cold things

a)

more

b)

less

c)

same

d)

potato

42.

Cold things often have a _________ kinetic energy because_______

a)

lower; particles are moving around less

b)

lower; particles are moving around more

c)

higher; particles are moving around the same

d)

higher; particles do not move

43.

As temperature increases, molecules _____________

a)

move slower

b)

move the same

c)

move faster

d)

stop moving

44.

What happens to the molecules inside bridges when temperature increases? Why are there joints in these structure?

a)

Molecules move more and the joints prevent the molecules from hitting each other

b)

Molecules move less and the joints shrink in size

c)

Molecules move more and the joints allow them room to expand without breaking the bridge

d)

Molecules are not affected by temperature

45.
Jenny poured some hot chocolate into a cup and stirred it with a metal spoon.  She noticed the spoon was really warm.  What is the best explanation for this?
a)
The spoon is a conductor.
b)
The spoon reflects heat.
c)
The spoon is an insulator.
d)
She touched the spoon first and waited to touch the cup.
46.
What happens to the molecules of a solid when it is heated?
a)
Slow down
b)
Speed up
c)
Don't change speed
d)
Shrink
47.
The liquid in a thermometer ______________ as the temperature increases.
a)
expands
b)
disappears
c)
freezes
d)
explodes
48.
An increase in the volume of a substance when the temperature increases is called ___________________________________.
a)
kinetic energy
b)
thermal expansion
c)
temperature
d)
heat
49.

What is the energy transformation that occurs in an electric pencil sharpener?

a)

mechanical energy to electrical energy

b)

electrical energy to mechanical energy

c)

radiant energy to sound energy

d)

chemical energy to mechanical energy

50.

When a car burns gasoline it creates hot air to move the pistons in the engine, which causes the car to move. What energy transformation occur from the fuel to the movement of a car?

a)

thermal energy to mechanical energy

b)

thermal energy to chemical energy to mechanical energy

c)

chemical energy to thermal energy to mechanical energy

d)

chemical energy to electrical energy

51.
What is the energy of motion that depends on speed and mass?
a)
Energy
b)
Kinetic energy
c)
Potential energy
d)
Chemical energy
52.
The sun warming your skin is an example of heat transfer through 
a)
conduction
b)
convection
c)
radiation
d)
thermal electricity
53.

What happens to the temperature if I add ice cubes to a glass of soda

a)

The heat transfers from the coke to the ice

b)

The heat transfers from the ice to the coke

54.
When holding a cup of ice water, your warm hand becomes cold. How does the heat transfer?
a)
From the cold cup to your hand
b)
From the cold cup to the warm air
c)
From the ice to your hand
d)
From your warm hand to the cold cup.
55.
Energy due to motion is ____________ energy. 
a)
Potential 
b)
Energy
c)
Kinetic
d)
Friction
56.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
57.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
58.
What is the main source of light energy on Earth?
a)
chemical change
b)
electricity
c)
the sun
59.
Why do we see a GREEN leaf?
a)
because humans color it that color
b)
because it absorbs green and reflects all the other colors
c)
it absorbs every color except for green
60.
What happens when an object is opaque?
a)
all light is able to pass through
b)
no light is able to pass through
c)
some light is able to pass through
d)
it is black
61.
How does light travel?
a)
in a wavy path
b)
in a straight path
c)
in a zig zag path
62.
What does transparent mean?
a)
some light is able to pass through
b)
no light is able to pass through
c)
all light is able to pass through
63.
What is a prism?
a)
a transparent object that separates white light
b)
an opaque object that appears black
c)
a translucent object
64.
Why do we see objects as black?
a)
They absorb all the light
b)
They reflect all the light
c)
They absorb some light and reflect 
65.
Which is translucent?
a)
tissue paper
b)
air
c)
wood
d)
clear plastic
66.
Which is transparent?
a)
a wooden fence
b)
clean water
c)
aluminum foil
d)
a purple balloon
67.
The bending of light as it moves from one material to another is ---
a)
refraction
b)
reflection
c)
translucent
d)
absorbed
68.
What is construction paper?
a)
transparent
b)
translucent
c)
opaque
69.
Light waves need matter to travel.
a)
True
b)
False
70.
Which of these is an example of visible light?
a)
X-rays
b)
rainbow
c)
microwaves
d)
radio waves
71.
Which of these is an example of visible light?
a)
X-rays
b)
rainbow
c)
microwaves
d)
radio waves
72.
The moon is a source of light.
a)
True
b)
False
73.
What is true about the visible light and the EM spectrum?
a)
Visible light and EM spectrum are different names for the same thing.
b)
Visible light is half the EM spectrum.
c)
Visible light is a small part of the EM spectrum.
d)
Visible light and the EM spectrum overlap.
74.
Which electromagnetic waves have the highest frequencies and the shortest wavelengths?
a)
microwaves
b)
visible light
c)
gamma rays
75.
Which electromagnetic waves are used in ovens and cell phone communications?
a)
Infrared rays
b)
ultraviolet rays
c)
microwaves
76.
Which type of waves are used in broadcasting?
a)
radio waves
b)
infrared rays
c)
x-rays
77.
Which electromagnetic waves help doctors detect broken bones inside your body?
a)
gamma rays
b)
x-rays
c)
ultraviolet rays
78.
Which electromagnetic waves are used in devices such as heat lamps & TV remote controls?
a)
ultraviolet rays
b)
microwaves
c)
infrared rays
79.

What electromagnetic wave do humans emit as heat energy?

a)

infrared light

b)

ultraviolet light

c)

visible light

d)

microwaves

80.
The blue section of the wave is measuring _________________.
a)
wavelength
b)
crest
c)
trough
d)
amplitude 
81.

A shadow is created by the....

a)

absence of light.

b)

absence of waves.

c)

absence of color.

d)

blocking of sound.

82.

The sky is blue because...

a)

blue is the color most scattered or reflected by our atmosphere.

b)

red is the color most scattered or reflected by our atmosphere.

c)

blue is the color most absorbed by our atmosphere.

d)

blue is complimentary to orange.

83.
What colors are in the rainbow?
a)
Red,orange,yellow,green,blue,indigo,purple
b)
Red,orange,yellow,green,blue,purple
c)
red,orange,orange,yellow,blue,purple
d)
red,orange,yellow,green,blue,blue,purple
84.
What is this called?
a)
refraction
b)
reflection
c)
reconstroction
d)
retraction
85.

What is energy?

a)

moving energy

b)

stored energy

c)

renewable energy

d)

The ability to do work.

86.

What is potential energy?

a)

moving energy

b)

stored energy

c)

renewable energy

d)

non renewable energy

87.
What kind of energy is in a stretched rubber band?
a)
Potential
b)
Kinetic
88.
Energy can be _____________ or changed from one type to another.
a)
destroyed
b)
transferred
c)
created
d)
ignored
89.
If the skier is at the top of the hill waiting for the whistle to blow for his turn to ski, he has ____________, after the whistle blows and he starts his ski run, he has ___________ .
a)
kinetic energy; potential energy
b)
potential energy; friction
c)
kinetic energy; gravity
d)
potential energy; kinetic energy
90.
rainbow
a)
light is reflected
b)
light is refracted
c)
light is absorbed
91.
Smooth surfaces _______ a lot of light.
a)
reflect
b)
bend
c)
absorb
d)
twist
92.
Blurs light as it passes through
a)
Transparent
b)
Translucent
c)
Opaque
d)
Refraction
93.
What do we call this tool that separates white light into the colors of the Visible Spectrum?
a)
tuning fork
b)
prism
c)
microscope
d)
graduated cylinder
94.

Which travels faster?

a)

sound

b)

light

c)

water

95.
When light strikes an object with a rough surface, photons bounce off at random angles.
a)
Occer
b)
Scope
c)
Scattering
d)
Scattegories
96.
Transfer of energy when a wave disappears into a surface
a)
Transparent
b)
Refraction
c)
Reflection
d)
Absorption
97.
What is being blocked when a shadow is formed?
a)
Light Source
b)
Light Path
c)
Object
d)
Eye
98.
Why does an apple appear red?
a)
All colors are absorbed & none are reflected
b)
All colors are absorbed except for blue, which is reflected
c)
All colors are reflected and none are absorbed
d)
All colors are absorbed except for red, which is reflected
99.
A girl in her bedroom saw her sister break her mother's lamp in the living room.  Explain how this could be possible.
a)
The girl can see through the wall.
b)
The girl can see her sister, because light can bend.
c)
The girl can see her sister because of a reflective surface in the kitchen.
d)
Since there is light in the living room and bedroom, she is able to see.
100.

Caleb is sitting near the window on a sunny day. When he closes the curtain, the room becomes darker. What property of the curtain allows it to make the room darker?

a)

The curtain absorbs light.

b)

The curtain is brightly colored.

c)

The curtain folds easily.

d)

The curtain is rectangular shape.

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