Resultant Forces And Work Done Flashcards
1
Q
What is a resultant force
A
A resultant force is the overall force on a point or object
2
Q
How can you replace it with a single force
A
Is a number of forces act at a single point
3
Q
How can you find a resultant force
A
When all the forces are acting in a straight line
4
Q
What happens if a force moves an object
A
Work is done
5
Q
How do you make an object move
A
A force must act on it
6
Q
What causes energy to be transferred to the thermal energy store
A
Doing work against frictional forces
