Gravitational Potential Energy Flashcards
(11 cards)
1
Q
What is gravity?
A
The attractive force between two objects
2
Q
What is air resistance?
A
A fictional force that opposes the motion of objects that moves through air.
3
Q
Gravity
A
9.81m/s square
4
Q
Acceleration
A
Meters per second/ per second
5
Q
On the moon (which has a smaller mass than earth, and therefore a weaker gravitational pull) the rate is
A
1.62 m/s square
6
Q
Gravitational rate on sun is:
A
247 m/s square
7
Q
Gravitational potential energy
A
Represents the potential an object has to do work as a result of being located at a particular position in a gravitational field.
8
Q
Potential energy formula:
A
Ep = mgh
9
Q
Energy is also
A
Joules (J)
10
Q
Mass is calculated in
A
Kg
11
Q
Height is measured in
A
Meters (m)
