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Science: Energy Review-Part 2
Test Description: 4th Grade Science Review on Energy-Part 2
Instructions: Answer all questions to get your test result.
1) The transfer of thermal energy by the movement of liquids and gases is called ___________.
A
convection
B
conduction
C
absorption
D
radiation
2) The bouncing back of light waves from a surface is ______________.
A
radiation
B
refraction
C
reflection
D
convection
3) A form of energy produced by vibration is ________________.
A
waves
B
heat
C
sound
D
light
4) When light does not reflect back from the object it hits is __________________.
A
absorbed
B
reflected
C
pitched
D
refracted
5) A fire gives off these two types of energy:
A
light and electrical
B
thermal and electrical
C
thermal and light
D
sound and potential
6) The transfer of heat from the Sun to the Earth by waves is called _____________.
A
reflection
B
refraction
C
radiation
D
absorption
7) An appliance or machine that gets its energy from electricity but gives off kinetic energy is a _____________________.
A
radio
B
ceiling fan
C
cell phone
D
tv
8) An appliance or machine that gets its energy from electricity but gives off sound energy is a _____________________.
A
radio
B
flashlight
C
table lamp
D
tv
9) An appliance or machine that gets its energy from electricity but gives off thermal energy is a(n) _____________________.
A
remote control car
B
electric fan
C
electric heating pad
D
radio
10) An appliance or machine that gets its energy from electricity but gives off light energy is a(n) _____________________.
A
radio
B
flashlight
C
electric car
D
ceiling fan
*select an answer for all questions
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