As a wave-generating object moves through a medium, the waves behind

The molecules in a room-temperature glass of water jostle around at

The electric charge of all electrons

A poor conductor of heat is a

When you touch a piece of ice with your finger, energy flows

It takes 10 J of work to push a charge into an electric field. Relative to its starting position it has gained a potential energy of

When we consider the time for an oscillating system to make a vibration we’re talking about

Wave interference occurs for waves of

Violet light has a frequency of about 7.5 ×1014 Hz. What is the wavelength in air?

The different colors of the spectrum