If a wave is traveling 100 m/s and has the wavelength of .002, what is the frequency of the wave?

When a book falls from a shelf to the ground without anyone pushing on it, no work is done on the book. true or false

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

In which of the following cases is work being done on an object? question 2 options: pushing against a locked door carrying a box down a corridor pulling a trailer up a hill suspending a heavy weight with a strong chain