Potential Energy Flashcards
1
Q
PE formula
A
MgΔh
2
Q
Constants in the PE formula
A
g and m
3
Q
What can change in the PE formula
A
PE and h
4
Q
How are PE and h related?
A
Directly
Height (X) PE (Y
Graph is a perfectly straight line going in the positive direction)
5
Q
Area under a PE and H curve is
A
WORK
6
Q
Kinetic energy
A
Energy of motion
7
Q
Relationship between KE and Speed
A
KE is directly proportional to the square of the speed
8
Q
How to find KE when given momentum
A
KE=p^2
____
2m
9
Q
Unit of KE
A
KE is measure in Joules (J)
10
Q
Joule Formula
A
1 J= N*M
11
Q
In KE formula, what is constant?
A
M
12
Q
What can change n KE formula?
A
KE and V
13
Q
KE formula
A
KE=1/2mv^2
14
Q
Formula for Elastic Potential Energy in a Spring?
A
PE=1/2*Kx^2
15
Q
What’s elastic potential energy?
A
Energy stored in elastic materials (EX band or spring)
