1000kg forklift applies a steady force of 5000N to push a 300kg crate 20 meters in 5 seconds.

a) How much work did the forklift do?

b) How much power did the forklift use?

Why cooking gas has a typical smell

In the sport of parasailing, a person is attached to a rope being pulled by a boat while hanging from a parachute-like sail. a rider is towed at a constant speed by a rope that is at an angle of 15 ∘ from horizontal. the tension in the rope is 1900 n. the force of the sail on the rider is 30∘ from horizontal. what is the weight of the rider? express your answer with the appropriate units.

You can estimate the degree to which a bond between two atoms is ionic or covalent by calculating the