up thrust or air resistance.
friction
dsd
It is air resistance which slows the rate at which a parachutist falls, turning what would otherwise be a fatal fall into a controlled landing.
friction stops things from moving and slows it down
Friction :)
Air resistance or upthrust :)
'Drag' which is air resistance.
Air Resistance or friction with the air.
The limiting frictional force is the force that slows down the tennis ball on the roller coaster.
friction
Friction
Air Resistance or friction with the air.
water resistance
gravity
friction
dsd
friction