revision
what are non-contact forces
non-contact forces occur when two objects can influence on each other at a distance
forces which dont touch
forces which dont need to be touching
what is mass
the amount of matter something is made of
what is mass measured in
kg
what is magnetism
non-comtact force that influence materials in it magnet field
what are factors affect air resistance/drag . ✦ ?? * ?˚ ⊹?
♡ ˚ ༘ * ?* ꒱?? * ?
surface area
velocity
air/ fluid=͟͟͞♡
give example non contact forces
electrostatic force
gravity
magnetism