Three forces act on a hot-air balloon: the lift force from the hot air is 5020 N; the weight of the balloon and load is 4050 N; the leftward force from the wind is 950 N. Draw a free-body diagram of the balloon and find the resultant force.

1.what is where an object is located 2. what is how fast an objects speed is changing 3. what is how fast an object is moving

Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples

An alien spaceship is 500 m above the ground and moving at a constant velocity of 150 m/s upwards. how high above the ground is the ship after 5 seconds?