Definitions
Math and Formulas
What form of energy is it?
Graphs
Mystery!!
100
The ability to make things move or change.
Energy
100
What is the formula for kinetic?
KE=1/2mv (squared)
100
What form of energy is a person running?
Kinetic
100
Where would they have the most Potential Energy?
A
100
What is the unit for mass?
Kilograms
200
A form of energy due to motion
Kinetic Energy
200
What is the formula for Potential Energy?
mgh
200
What type of energy is Food?
Chemical Energy
200
Where would you have the most Kinetic Energy?
B
200
What is the unit for Kinetic Energy and Potential Energy?
Joules (J)
300
A form of energy due to an object's position properties and forces acting on it.
Potential Energy
300
How many categories are there for Potential Energy?
3
300
Someone stretching a rubber band. What type of energy is this?
Elastic Energy.
300
Where do they have the least amount of Kinetic Energy?
D
300
What is the Gravitational Acceleration Constant when not given to you?
9.8m/s/s
400
A form of energy due to the position of an object in a gravitational field.
Gravitational Potential Energy
400
A woman is making a dive off a platform. She has a velocity of 15m/s and a mass of 45kg. What is the force of her Kinetic Energy?
5,062.5 J
400
What form of energy is people skydiving?
Gravitational Potential Energy
400
Where would you have the least amount of Potential Energy?
C
400
What is Chemical Energy?
A form of energy stored in chemical bonds
500
A form of energy stored by compressing or stretching an elastic object.
Elastic Potential Energy
500
There is a car sitting on top of a hill. It has a height of 67m, a mass of 1,700kg, and the gravitational acceleration constant is 9.8m/s/s. What is the Potential Energy of the car?
1,116,220 J
500
What type of energy is the position of the moon to the sun?
Gravitational Potential Energy.
500
Where is there the most Gravitational Energy?
A
500
What did we do wrong?
Mass=20
Height=9
PE=mgh
PE=20x9.8x3
PE=588
The height is wrong