Vector and scalars Flashcards
1
Q
what is a contact force
A
when objects physically touching e.g. normal reaction force, friction, air resistance & tension.
2
Q
what is a scalar and vector
A
SCALAR is quantity only has MAGNITUDE
VECTOR is a quantity has MAGNITUDE & DIRECTION
3
Q
what is a non contact force
A
when touching e.g. magnetism, electrostatic force & gravity.