Stephanie did 55 Joules of work when she lifted her cat 5 meters up a flight of stairs. How much force did she use to lift her cat?

Ahot-air balloon is drifting straight downward with a constant speed of 2.40 m/s. when the balloon is 7.63 m above the ground, the balloonist decides to drop one of the ballast sandbags to the ground below. how much time elapses before the sandbag hits the ground?

Need in all of themmm only answer if you know plsssss

In the circuit shown below, with each bulb holding a resistance of 60 ohms, how many amps of current are flowing? express your number as a decimal.