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WorksheetsCh. 9 & 10 Energy & Heat
Total questions: 33
Worksheet time: 31mins
Name
Class
Date
1.
What is the ability to do work?
a)
force
b)
power
c)
movement
d)
energy
2.
Which law states that energy cannot be created OR destroyed?
a)
law of conservation of power
b)
law of conservation of energy
c)
law of changing energy
3.
Energy due to motion is ____________ energy.
a)
Potential
b)
Energy
c)
Kinetic
d)
Friction
4.
__________ is stored energy.
a)
Potential
b)
Kinetic
c)
None of the above
d)
All of the above
5.
How much potential energy is at the top of the first hill on a roller coaster ride?
a)
100%
b)
50%
c)
0%
d)
20%
6.
What kind of energy is a moving skateboard?
a)
Potential
b)
Kinetic
7.
What kind of energy is a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
8.
The faster an object moves, the ________ kinetic energy it has.
a)
more
b)
less
c)
none of the above
d)
all of the above
9.
What energy is found in a bow that has been pulled back but has not yet released the string/arrow?
a)
kinetic energy
b)
potential energy
c)
energy
10.
Gravitational potential energy depends on the ________ and ________ of the object.
a)
Height and weight
b)
Friction and movement
c)
Mass and Movement
d)
Height and Friction
11.
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.
12.
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
13.
What kind of heat transfer happens when the sun is heating your body?
a)
Conduction
b)
Radiation
c)
Convection
d)
Density
14.
The heat from a hot burner to a pot is transferred by ______.
a)
convection
b)
insulation
c)
radiation
d)
conduction
15.
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.
16.
Warm air rises and the cool air sinks demonstrates this type of heat transfer.
a)
conduction
b)
convection
c)
radiation
d)
Insolation
17.
The baby chickens are kept warm from the heat lamps demonstrates this type of heat transfer.
a)
conduction
b)
convection
c)
radiation
18.
Walking on the warm sand sand with your bare feet demonstrates this type of heat transfer.
a)
conduction
b)
convection
c)
radiation
19.
Transfer of thermal energy through "space"
a)
conduction
b)
convection
c)
radiation
20.
Transfer of thermal energy through "flow"
a)
conduction
b)
convection
c)
radiation
21.
Transfer of thermal energy through "touch"
a)
conduction
b)
convection
c)
radiation
22.
Heat passes from...
a)
High to low
b)
Cold to hot
c)
Hot to cold
d)
Heat cannot be passed
23.
What is an insulator?
a)
Something that does NOT absorb heat very well.
b)
Something that absorbs heat.
24.
What is a conductor?
a)
Something that does NOT absorb heat very well.
b)
Something that absorbs heat.
25.
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
26.
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
27.
Oil, Natural Gas, Nuclear, Coal - What do these items have in common?
a)
They are examples of clean energy
b)
They are examples of renewable energy resources.
c)
They are examples of force
d)
They are examples of nonrenewable energy resources.
28.
Which of the following energy resources is nonrenewable?
a)
Biomass
b)
Geothermal
c)
Fossil Fuel
d)
Hydropower
29.
____ is the remains of plants and animals.
a)
Fossil fuels
b)
Natural gas
c)
Geothermal
d)
Hydropower
30.
Energy from the sun is known as.........
a)
hydroelectric energy
b)
geothermal energy
c)
solar energy
d)
wind energy
31.
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
32.
Wind energy
a)
is only used at the north and south poles
b)
is a nonrenewable source of energy
c)
is a renewable source of energy
d)
can cause global warming
33.
Water boils at 212 degrees Fahrenheit, which is equivalent to....
a)
273 Kelvin
b)
0 degrees Celsius
c)
100 degrees Celsius
d)
37 degrees Celsius
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