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Thermal Energy Test Review
Test Description: Review question
Instructions: Answer all questions to get your test result.
1) Temperature is the measure of the average ______ of particles.
A
heat
B
kinetic energy
C
potential energy
D
thermal energy
2) The movement of thermal energy from a hotter object to a colder one is called
A
heat
B
potential energy
C
kinetic energy
D
temperature
3) Molecules with more kinetic energy move ———- than molecules with less kinetic energy.
A
at the same speed
B
relative
C
slower
D
faster
4) When you use a microwave, what is the main way that heat is transferred?
A
convection
B
conduction
C
insulation
D
radiation
5) Which of the following is the best example of conduction?
A
gases circulating in the atmosphere
B
an egg cooking in a frying pan
C
water boiling in a pot
D
a light bulb warming a lampshade
6) An iron is placed on your clothes to smooth out the wrinkles. The iron transfers heat to your clothes through
A
radiation
B
convection
C
insulation
D
conduction
7) Near the ceiling of a room the air is warmer. The warm air rises because of
A
convection
B
radiation
C
insulation
D
conduction
8) What is a thermal conductor?
A
Material that is connected to a circuit.
B
Material that transfers energy.
C
Material that reflects light.
D
Material that does NOT transfer energy.
9) An example of a conductor of energy is:
A
metal
B
wood
C
plastic
D
cloth
10) Mittens help keep your hands warm in winter because:
A
They are fuzzy.
B
They are conductors of electrical energy.
C
They are conductors of heat.
D
They are insulators.
11) Which of the following is NOT considered an insulator?
A
aluminum
B
rubber
C
plastic
D
styrofoam
12) Thermal energy is NOT able to travel quickly through this type of material.
A
conductor
B
expansion
C
contraction
D
insulator
13) What do a penny, copper wire, metal fork, and aluminum foil have in common? They are all _____________.
A
circuits
B
conductors
C
electromagnets
D
insulators
14) You can measure thermal energy by using a
A
digital scale
B
thermometer
C
triple beam balance
D
graduated cylinder
15) When particles are heated they begin to ____.
A
speed up
B
spin in circles
C
stop for 3 seconds and then start again
D
slow down
16) In an ocean, warm water moves __________ and cold water moves ____________.
A
up, down
B
laterally, in spirals
C
down, up
D
up, on top of the warm water
17) What is an example of a convection current?
A
Movement of gas in a hot air balloon.
B
Touching an iron skillet after cooking and feeling the heat.
C
Touching a hot spoon that was in a soup bowl.
D
Feeling the suns rays on a nice summer day.
18) To transfer to thermal energy between matter or different temperatures is called ______________.
A
matter
B
air
C
water
D
heat
19) Particles move the fastest in this state of matter -
A
solid
B
liquid
C
plasma
D
gas
20) Why do gas molecules have a greater kinetic energy than liquids?
A
This is false. The 2 have the same kinetic energy.
B
Gas molecules spin and liquid molecules vibrate.
C
Liquid molecules are further apart allowing them to move faster.
D
Gas molecules are further apart allowing them to move faster.
*select an answer for all questions
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