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Energy
Test Description: Review
Instructions: Answer all questions to get your test result.
1) What is the transfer of energy through direct contact?
A
radiation
B
mechanical
C
conduction
D
convection
2) A hot air balloon that rises due to hot air is an example of
A
conduction
B
convection
C
electrical
D
radiation
3) your hands being warmed by a fire is an example of
A
conduction
B
kinetic
C
convection
D
radiation
4) the transfer of thermal energy is best described as
A
temperature
B
heat
C
energy
D
waves
5) energy is often best referred to as
A
Matter
B
anything that has a mass and takes up space
C
A push or a pull
D
The ability to cause change
6) The motion of running is an example of
A
potential energy
B
electrical energy
C
thermal energy
D
mechanical energy
7) using heat lamps to melt an ice cube is an example of
A
mechanical
B
convection
C
radiation
D
conduction
8) electrical energy can best be described as
A
the energy of heat transfer
B
the transfer of energy by direct contact
C
the transfer of energy in fluids
D
the energy of moving electrons
9) what energy transformation takes place when you lift weights
A
chemical to mechanical
B
thermal to potential
C
mechanical to potential
D
electrical to thermal
10) drinking hot chocolate and burning your tongue is an example of
A
radiation
B
convection
C
conduction
D
potential
11) using a blow dryer to dry your wet hair is the best of example of what energy transformation
A
electrical to potential
B
electrical to mechanical
C
electrical to chemical
D
electrical to thermal
12) a heat pack warming up is the best example of what energy transformation
A
thermal to potential
B
thermal to mechanical
C
chemical to thermal
D
chemical to electrical
13) energy that occurs in fluids (gases and liquids) is
A
convection
B
conduction
C
radiation
14) feeling the sun on your face is an example of
A
conduction
B
radiation
C
convection
15) an example of the energy of moving electrons is
A
eating an apple
B
running a marathon
C
a roller coaster at the top of a hill
D
an xbox plugged into the wall
16) Which of the following is the best example of electrical energy
A
hitting a nail
B
powering up a computer
C
Digesting food
D
roasting a marshmallow
17) Which of the following is the best example of mechanical energy?
A
Roasting a marshmallow
B
Hitting a nail
C
Digesting food
D
powering up a computer
18) Two general forms of energy are
A
chemical and thermal energy
B
chemical and kinetic energy
C
potential and kinetic energy
D
potential and thermal energy
19) When a spring is compressed, its __________________ energy is increased
A
mechanical
B
potential
C
thermal
D
kinetic
20) a roller coaster at the top of the hill has 50 J of potential energy, how much kinetic energy do they have at the bottom?
A
0J
B
50J
C
30J
D
15J
*select an answer for all questions
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