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Energy
Test Description: Questions about heat, light, sound, and electric energy. LA 3rd grade
Instructions: Answer all questions to get your test result.
1) energy of motion
A
potential energy
B
heat energy
C
light energy
D
kinetic Energy
2) light bounces off the object
A
convection
B
conduction
C
reflection
D
refraction
3) a circuit with a broken path
A
insulator
B
conductor
C
open circuit
D
closed circuit
4) how high or low a sound is
A
volume
B
pitch
C
energy
D
vibration
5) a material through which electric charge moves easily
A
closed circuit
B
open circuit
C
conductor
D
insulator
6) a circuit with no gaps or breaks
A
open circuit
B
insulator
C
conductor
D
closed circuit
7) stored energy
A
kinetic energy
B
potential energy
C
electrical energy
D
sound energy
8) how loud or soft a sound is
A
volume
B
sound
C
energy
D
pitch
9) takes in light
A
refract
B
extend
C
reflect
D
absorb
10) bends light
A
absorb
B
refract
C
extend
D
reflect
11) Energy is the ability to do work or cause change.
A
i don't know
B
HELP!
C
false
D
true
12) Energy cannot make things move, change, or grow.
A
HELP!
B
I don't know
C
true
D
false
13) Potential energy cannot change to kinetic energy.
A
false
B
HELP!
C
true
D
I don't know
14) People use many forms of energy every day.
A
HELP!
B
true
C
I don't know
D
false
15) Some energy travels in waves.
A
false
B
HELP!
C
true
D
I don't know
16) _____ is energy happens when matter vibrates and it travels in waves.
A
light energy
B
electrical energy
C
sound energy
D
heat energy
17) __________________________ is the transfer of energy from warmer objects to colder objects.
A
heat energy
B
light energy
C
sound energy
D
electrical energy
18) _________________________ is energy made available by the flow of electric charge through a conductor.
A
sound energy
B
sound energy
C
light energy
D
electrical energy
19) ____________________________ is energy associated with visible light; we can see it.
A
heat energy
B
light energy
C
electrical energy
D
sound energy
20) A dark area made when an object blocks light between a light source and surface is a ______________.
A
heat
B
darker
C
shadow
D
bright spot
*select an answer for all questions
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