An object is NOT accelerating. Is its motion changing?
Yes or No?

For the car in the picture ,in which direction is the normal force? -into the screen -down -out of the screen -up

What is the power rating of the lightbulb if 3.0 a flow through it when connected to a 15 v battery

Aballoon is rising vertically upwards at a velocity of 10m/s. when it is at a height of 45m from the ground, a parachute bails out from it. after 3s he opens his parachute and decelerates ata a constant rate 5m/s.when. (a) what was the height of the parachutist above the ground when he opened his parachute? (b)how far is the parachutist from the balloon at t=3s? (c)with what velocity does the parachutist hit the ground? (d)after how long does the parachutist hit the ground after his exist from the balloon?