3. A person is pushing a box down the hallway with a force of 25N. The Force of friction is 15N a. List all of the forces on the box (use pushing/pulling on

What is the final velocity of the initial velocity of 25 and -50?

Cathy is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling. cathy and her bicycle have a mass of 75 kg. assuming her bicycle is 100% efficient, what would her speed have to be?

Which of the following types of electromagnetic radiation has the longest wavelength? a. infrared light b. visible light c. ultraviolet light d. microwaves