Topic 20 - forces Flashcards
1
Q
what is the difference between a scalar and a vector quantity
A
vector has size and direction, scalar only has size
2
Q
what is the overall force on an object called
A
a resultant force
3
Q
what is the resultant force of objects in equillibrium
A
zero
objects in equilibrium are either stationary or moving at a steady speed.
