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WorksheetsHeat
Total questions: 100
Worksheet time: 2hrs 45mins
Name
Class
Date
1.
Heat is the movement of ______.
a)
radiation
b)
thermal energy
c)
cold
d)
fire
2.
Thermal energy ALWAYS moves from _____ to _____.
a)
solid to liquid
b)
ice to water
c)
hot to cold
d)
solid to gas
3.
All matter is made of _____ that are constanly moving.
a)
insulators
b)
particles
c)
convection
d)
pieces of plastic
4.
If an object has particles that are moving very quickly, the object 's temperature is probably _____.
a)
cold
b)
slow
c)
big
d)
hot
5.
If an object has particles that are moving very slowly, the object's temperature is probably ______.
a)
hot
b)
small
c)
cold
d)
big
6.
The flow of thermal energy from warmer objects to cooler objects is called ______.
a)
heat
b)
movement
c)
friction
d)
energy
7.
To measure the temperature difference between two cups of water, you would use a _____.
a)
measuring cup
b)
ruler
c)
thermometer
d)
balance scale
8.
Which material would NOT make a good baking pan (for high temperatures in the oven)?
a)
aluminum
b)
plastic
c)
steel
d)
glass
9.
Sawing a piece of wood causes the end being sawed to become warm. In this case, heat is produced by ____.
a)
burning fuels
b)
mixing matter
c)
electricity
d)
friction
10.
Glass, steel, and aluminum are good examples of ______.
a)
insulators
b)
thermal energy
c)
conductors
d)
radiation
11.
Plastic foam, wood, and rubber are good examples of ______.
a)
conductors
b)
insulators
c)
solar energy
d)
convection
12.
The way the heat is moving from the hot coffee is called...
a)
convection
b)
radiation
c)
insulation
d)
conduction
13.
The heat from a hot burner to a pot is transferred by ______.
a)
convection
b)
insulation
c)
radiation
d)
conduction
14.
Insulation is used in the walls of a building to ____.
a)
trap solar energy
b)
keep thermal energy from moving through the walls
c)
conduct thermal energy
d)
keep cold air from moving through the walls
15.
A metal spoon placed in a bowl of hot soup is heated by _____.
a)
radiation
b)
conduction
c)
friction
d)
convection
16.
On a hot summer day, which shirt would you put on to make sure you stay cool while you are outside playing?
a)
A black shirt because it reflects the sun's energy.
b)
A white shirt because it reflects the sun's energy.
c)
A black shirt because it absorbs the sun's energy.
d)
A white shirt because it absorbs the sun's energy.
17.
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.
18.
Why do you want to live in a home with good insulation during the cold winter months?
a)
The insulation will keep you cool during winter.
b)
If there is good insulation, the thermal energy will not be able to move easily from inside the warm home to the cool areas outside the building.
c)
If there is not good insulation, the air inside the home will become too hot.
d)
A house with good insulation will keep the warm air in the attic.
19.
When objects absorb heat, the particles...
a)
gain energy and vibrate at fixed position.
b)
gain energy and increase in size.
c)
gain energy and move slower.
d)
gain energy and move faster.
20.
Objects gain heat and _________.
a)
expand
b)
contract
21.
The liquid in the thermometer rises when it is placed in the hot water because ___________.
a)
it gains heat from the hot water and expands.
b)
loses heat from the hot water and contracts.
c)
the surrounding air is too warm.
d)
the liquid is boiling.
22.
A bimetallic strip is made up of _____________________ welded together.
a)
two metals of the same kind
b)
two different metals that expand and contract unequally
c)
two different metals that expand and contract equally
23.
If the atoms of an object are moving or vibrating fast, the temperature would be...
a)
Hot
b)
Cold
c)
Unknown
24.
If the atoms of an object are moving or vibrating slow, the object would feel...
a)
Cold
b)
Hot
c)
Unknown
25.
A great conductor of energy is:
a)
wood
b)
plastic
c)
metal
d)
cloth
26.
Gloves help keep your hands warm in winter because:
a)
They are conductors of heat.
b)
They are fuzzy.
c)
They are conductors of electrical energy.
d)
They are insulators.
27.
Thermal energy travels...
a)
Hot to cold
b)
Cold to hot
c)
Inside to outside
d)
Outside to inside
28.
Expand means . . .
a)
to make something bigger
b)
to make something smaller
29.
Contract means . . .
a)
to make something bigger
b)
to make something smaller
30.
In years past, people would put a hot water bottle in bed with them to help warm their feet. The transfer of warmth from the water bottle to their feet is called ____.
a)
heat
b)
temperature
c)
thermal energy
d)
kinetic energy
31.
The sun shines down on this family as the play on the beach.
a)
conduction
b)
convection
c)
radiation
32.
A group of friends gather around a fire to stay warm.
a)
conduction
b)
convection
c)
radiation
33.
The Gulf Stream is a current that brings warm ocean water from the south to the north.
a)
conduction
b)
convection
c)
radiation
34.
Walking on the warm sand sand with your bare feet.
a)
conduction
b)
convection
c)
radiation
35.
Blow drying your wet hair.
a)
conduction
b)
convection
c)
radiation
36.
Which direction will the heat flow while this person holds a hot cup of tea?
a)
from the cup to her hand
b)
from her hand to the cup
c)
no heat is transferred
37.
Which direction will the heat flow while this ice cap melts?
a)
there is no heat transfer
b)
from the icecap to the water
c)
from the water to the icecap
38.
The man goes to take the hot pot off the stove with his bare hands.
a)
conduction
b)
convection
c)
radiation
39.
Warm air rises and the cool air sinks.
a)
conduction
b)
convection
c)
radiation
40.
The baby chickens are kept warm from the heat lamps.
a)
conduction
b)
convection
c)
radiation
41.
In some cultures, walking on fire is the ultimate sign of strength.
a)
conduction
b)
convection
c)
radiation
42.
In this experiment, the WARM red dye and the COLD blue dye was placed in the water at the same time. The warm red dye rose to the top while the cold blue dye sank to the bottom.
a)
conduction
b)
convection
c)
radiation
43.
The candle will slowly heat the metal and transfer the heat directly to the mans hand.
a)
conduction
b)
convection
c)
radiation
44.
Johnny accidentally grabbed the handle of the hot pot.
a)
conduction
b)
convection
c)
radiation
45.
The warm air from this heater creates a current when the warm air rises and the cold air sinks.
a)
conduction
b)
convection
c)
radiation
46.
Heat transfers from an area of ____temperature to an area of ___ temperature.
a)
high to low
b)
low to high
c)
high to high
47.
The chocolate bunny and the iron.
a)
conduction
b)
convection
c)
radiation
48.
The chocolate bunny and the blow dryer.
a)
conduction
b)
convection
c)
radiation
49.
The chocolate bunny and the lamp.
a)
conduction
b)
convection
c)
radiation
50.
heat always travels from _____ to ______ objects
a)
hot to cold
b)
cold to hot
c)
cold to cold
d)
hot to hot
51.
The only state of matter that has a fixed shape is ____.
a)
gas
b)
liquid
c)
solid
d)
plasma
52.
What happens to particles as they cool down?
a)
They slow down
b)
Nothing
c)
They don't move
d)
They speed up
53.
What type of material makes the best conductor?
a)
Food
b)
Wood
c)
Styrofoam
d)
Metal
54.
What type of material makes the best insulators?
a)
Aluminum
b)
Copper
c)
Styrofoam
d)
Metal
55.
What is an insulator?
a)
Something that does NOT absorb heat very well.
b)
Something that absorbs heat.
56.
What is a conductor?
a)
Something that does NOT absorb heat very well.
b)
Something that absorbs heat.
57.
Everything has heat
a)
True
b)
False
58.
When things are cold molecules are moving...
a)
Fast
b)
Slow
c)
They are not moving
d)
They are moving by not fast or slow
59.
When things are hot molecules are moving...
a)
Fast
b)
Slow
c)
They are not moving
d)
They are moving by not fast or slow
60.
What happens to the matter(ice cream) when you increase the heat?
a)
freeze
b)
evaporates
c)
melt
61.
What happens to the ice cube when heat is applied?
a)
melts
b)
freezes
c)
nothing happens
62.
Poor conductors like wood and plastic are called:
a)
conductors
b)
insulators
c)
burners
63.
What happens when you add heat to a liquid
a)
it melts
b)
it evaporates
c)
it freezes
d)
it condenses
64.
What does a liquid do when it is heated quickly.
a)
boils
b)
evaporates
c)
freezes
d)
melts
65.
When a gas cools, it
a)
melts
b)
freezes
c)
condenses
d)
evaporates
66.
What questions absorbs heat?
a)
black
b)
white
c)
red
d)
blue
67.
What happens when an object heats up?
a)
gains energy and and expands
b)
loses energy and condenses
c)
it floats
d)
nothing
68.
What state of matter has the fastest moving particles?
a)
solid
b)
liquid
c)
gas
69.
What state of matter has the slowest moving particles?
a)
solid
b)
liquid
c)
gas
70.
Which takes up more space, a liter of water or a liter of ice?
a)
water
b)
ice
c)
they are the same
71.
Fur, cotton, and wool are examples of
a)
insulators
b)
conductors
c)
liquids
72.
What is water in its gaseous state?
a)
gas
b)
water vapor
c)
condensation
73.
Heat transfers from ______ objects to cold objects.
a)
Cold
b)
Hot
c)
Convection
d)
Radiation
74.
What type of heat transfer happens in liquids and gases?
a)
Conduction
b)
Convection
c)
Radiation
75.
Touching hot sand is....
a)
Conduction
b)
Convection
c)
Radiation
76.
Hot air ______ while cool air ____
a)
Sinks, Rises
b)
Rises, Rises
c)
Rises, Sinks
d)
Convection, Radiation
77.
True or False: Electromagnetic waves are emitted by the sun.
a)
True
b)
False
78.
A heat lamp on a reptile cage is what type of heat transfer?
a)
Conduction
b)
Convection
c)
Radiation
79.
Hot air rising from a campfire is...
a)
Conduction
b)
Convection
c)
Radiation
80.
Boiling water is an example of what two types of heat transfer
a)
Conduction and Radiation
b)
Conduction and Convection
c)
Radiation and Convection
81.
When water from a lake evaporates...
a)
Conduction
b)
Convection
c)
Radiation
82.
Rubber is considered an _____
a)
Conductor
b)
Insulator
c)
Radiation
d)
None of the above
83.
Objects that allow energy to pass through them easily are _______
a)
Insulators
b)
Conduction
c)
Conductors
d)
None of the above
84.
Sun tanning is an example of....
a)
Conduction
b)
Convection
c)
Radiation
85.
Temperature is the measurement of the average ________ energy of the molecules in an object
a)
Kinetic
b)
Heat
c)
Motion
d)
None of the above
86.
Which of the following is not a conductor
a)
Wood
b)
Copper
c)
Iron
d)
Silver
87.
Energy that is transferred from hotter objects to cooler objects is...
a)
Thermal/Heat
b)
Temperature
c)
Electricity
d)
Conduction
88.
When you touch a cold window, how is energy being transferred?
a)
The window transfers heat to you
b)
You transfer heat to the window
c)
The sun transfers heat to you
d)
None of the above
89.
Ice melting in a cup is caused by....
a)
The ice is heated up by the drink
b)
Ice is cooling down the liquid
90.
Which of the following is not an example of convection
a)
Cool breeze coming off the ocean
b)
Water boiling when you make Mac & Cheese
c)
A fireplace heating up a room
d)
Lighting a candle
91.
We can feel heat from sunshine.
a)
True
b)
False
92.
Sum of the kinetic and potential energy of the particles
a)
Thermal Energy
b)
Temperature
c)
Heat
93.
How is the teapot being heated?
a)
condensation
b)
conduction
c)
convection
d)
radiation
94.
How is the cat being heated?
a)
condensation
b)
conduction
c)
convection
d)
radiation
95.
Heat always moves from an object of __________ temperature to an object of _________ temperature.
a)
moderate, high
b)
higher, lower
c)
lower, higher
d)
zero, high
96.
Which method of energy transfer does not involve movement of matter?
a)
convection
b)
conduction
c)
radiation
d)
None of the above
97.
Which statement correctly compares the difference between conduction and convection in common classroom settings?
a)
Conduction can only occur in solids and gases, while convection can occur in both liquids and gases
b)
Convection can only occur in solids, while conduction can occur in both liquids and gases
c)
Conduction can only occur in liquids and gases, while convection can occur in solids, liquids, and gases
d)
Convection can only occur in liquids and gases, while conduction can occur in solids, liquids, and gases
∆t=76
∆t=76
98.
_______________ describes how much energy is required to raise an object's temperature.
a)
Conduction
b)
Convection
c)
Specific Heat
d)
Radiation
99.
A group of friends gather around a fire to stay warm.
a)
conduction
b)
convection
c)
radiation
100.
Which of the following substances is the best conductor of transferring energy as heat?
a)
Carbon dioxide gas
b)
Water
c)
Iron
d)
Rubber
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