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12 questions
Potential energy is the energy an object has due to it's...
Position
Weight
Mass
Gravity
Motion
What is the standard unit of measurement of energy?
Ampere
Volt
Newton
Watt
Joule
Kinetic energy is the energy an object has due to it's....
Position
Weight
Gravity
Mass
Motion
Where does a car on a hill have the most potential energy?
Top of the hill
Bottom of the hill
Midway down the hill
Same potential energy at all points
Gravitational potential energy is the energy an object has based on it's....
Weight and velocity
Height and acceleration
Height and mass
Mass and speed
Speed and height
The formula used to calculate work done is....
mass x gravity x distance
height x gravity x force
$\frac{force}{dis\tan ce}$
$\frac{force\ x\ dis\tan ce}{gravity}$
The formula used to calculate power is ....
$\frac{force}{time\ taken}$
force x distance moved
work done x time taken
$\frac{work\ done\ }{time\ taken}$
The force or weight of an object is found by (tick ALL that apply)
mass x gravity
mass x distance
mass x acceleration
$\frac{mass}{dis\tan ce}$
Power is a measure of how ___________ you are using energy.
Work is when a ________ acts on an object to move it a distance.
Force is defined as a _______ or pull on an object
Efficiency is calculated using
$\frac{input\ power}{output\ power}x\ 100$
$\frac{output\ power}{input\ power}x\ 100$
$input\ power\ x\ output\ power\ x\ 100$
$\frac{output\ power}{input\ power}$
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