The table below shows the number of the sub-atomic particles in an atom of nitrgen. what is the amu of a nitrogen atom?

Smallest intensity of a stimulus that you can detect 50 percent of the time is

Use the illustration to describe how the electromagnetic spectrum changes as its frequency moves from radio waves to higher energy gamma waves in terms of wavelength and amplitude.

Which of the following is not an appropriate unit for acceleration? (kg/12 mihr? m/min/sec cm/30c?