The velocity vector has a length of 44.0 m/s and rises at an angle of
25.0°. What is the length of the x-
component of the velocity vector?

Which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?

What can you increase the strength of an electromagnet by

He latent heat of vaporization for ethyl alcohol is 854 j/g. the amount of energy, rounded to the nearest whole number, needed to change 5.20 grams of ethyl alcohol from a liquid to a gas is