Find the component form of the vector vi if the initial point is (4,4) and the terminal
point is (15,8).

J. j. thomson’s experiment disproved the theory that an atom

When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is

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?