A 9 N force pushes on a object for 42 meters. Find the work done. Enter only numerical values for answers.

For which pair of objects would adding the same a

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?

Acalorimeter uses the principle that thermal energy flows from hotter material to colder material until both reach the same