equations NEED TO REMEMBER Flashcards
1
Q
(p3) equation for density mass and volume
A
d=m/v
don’t move vera
2
Q
(p1) Kinect energy equation
A
1/2 x mass x speed^2
3
Q
(p1) gravitation potential energy equation
A
GPE= mass x gravitational field strength x height
4
Q
equation for efficiency
A
Useful energy OUTPUT divided total energy INPUT
5
Q
power equation
A
power=work done divide by time
polly wants tea
6
Q
WHAT IS VELOCITY
A
the SPEED of something in a given direction