The length of a lens is the distance from the center of the lens to
its principal focus.

Which statement is best supported by the information in the chart? wave y is moving the fastest. wave x is moving the fastest. all of the waves are moving at the same speed. all of the waves have the same value of wavelengths per second.

What happens to the vapor pressure of a substance when its surface area is increased at constant temperature?

Describe the three ray tracing steps used to identify an image for the given situation.