A motorboat, which has a speed of 5m/s in still water, is heading east as it crosses a river flowing south at 3.3 m/s. What is the boat's resultant velocity?

Contrast the force of gravity between these pairs of objects a 1 kg mass and a 2 kg mass that are 1 m apart and two 2 kg masses that are 1 m apart

Asap i'm in class rn a 1,000-kg car is traveling 20 m/s on a flat stretch of road. it gets to a hill and coasts uphill until it stops. how high up the hill does the car travel? givens: equation: 1/2mv2initial=mghfinal solve for h. plug & chug, label.

What is the single most important equation in all of physics?