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Energy Transformation
Test Description: Marianne K Sections 1 2
Instructions: Answer all questions to get your test result.
1) Whenever anything moves or grows, ___ is used.
A
electricity
B
work
C
energy
D
power
2) The ability to do work is called ___
A
newton
B
joule
C
work
D
energy
3) Energy that is stored is called____ energy
A
kinetic
B
solar
C
mechanical
D
potential
4) Energy that is moving is called ___energy
A
kinetic
B
electrical
C
chemical
D
potential
5) You blink your eyes. Was work done?
A
no
B
yes
6) You pick up your book. Was work done?
A
yes
B
no
7) You hold your book steady in the air without moving it for 3 seconds. Work was done.
A
True
B
False
8) You write your name. Work was done.
A
False
B
True
9) You crumple a piece of paper. Was work done?
A
no
B
yes
10) If a 100 pound weight is lifted 5 feet off the ground, how much work is done?
A
5,000 foot-pounds
B
5 foot-pounds
C
500 foot-pounds
D
50 foot-pounds
11) A force of 10 newtons moves a box 4 meters. How much work is done?
A
400 joules
B
4 joules
C
40 joules
D
4,000 joules
12) Jim pushes hard on a rock that weighs 500 pounds. He pushes with a force of 50 pounds, but the rock doesn't move. How much work did Jim do?
A
10 joules
B
25,000 joules
C
5,000 joules
D
None of the above
13) Oil stores this type of energy.
A
solar energy
B
chemical energy
C
mechanical energy
D
elctrical energy
14) Burning causes this type of energy.
A
heat energy
B
light energy
C
sound energy
D
chemical energy
15) The energy of movement is called ____
A
mechanical
B
electrical
C
solar
D
sound
16) Solar energy is also called ____
A
heat energy
B
sound energy
C
warmth energy
D
light energy
17) Batteries are sources of this type of energy.
A
electrical energy
B
mechanical energy
C
heat energy
D
sound energy
18) An explosion may rock a house from this type of energy.
A
mechanical energy
B
sound energy
C
light energy
D
chemical energy
19) What is the correct equation for work?
A
Work = Force - Distance
B
Work = Force x Distance
C
Work = Force + Distance
D
Work = Force / Distance
20) What is the unit used to measure work?
A
meter
B
newton
C
pound
D
joule
*select an answer for all questions
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