A man wandering in the desert walks 2.7 miles in the direction S 36°W. He then turns 90° and walks 3.3 miles in the direction N 54° W. At that time, how far is he from his starting point, and what is his bearing from his starting point?

A150 w lamp emits light of wavelength 590 nm uniformly in all directions. what is the photon flux (photons per unit area per unit time) on a small screen at a distance 2.3 m from the lamp? assume the photons are uniformly distributed over the surface of a sphere of radius 2.3 m.

What was the first instrument to ever record an earthquake?

While the change in blank will remain the same during a collision, the force needed to bring an object to a stop can be blank if the time if collision is blank