Force, Work, Power Flashcards
1
Q
Push,pull,weight and friction
A
Are all examples of forces
2
Q
Forces are measured
A
Using a spring balance
3
Q
Friction
A
Is a force which prevents easy movement between two objects in contact
4
Q
Weight
A
Of and object is the force of gravity acting on it
5
Q
Hookes law
A
States that the extension against the weight(force) attached to it, gives a straight line through the origin
6
Q
Energy
A
Is the ability to work
Measured in joules
7
Q
Work
A
Is done when the force moves an object
Force(N) x distance(m)
8
Q
Power
A
Is the rate at which work is done
Measured in watts
9
Q
Force
A
Force is anything which causes an object to move or change velocity
Measured in newtons
