The electrical power dissipated in an appliance depends on

Glow-in-the-dark materials exhibit the phenomenon called

An insulator has a positive electric charge of 8 × 10 -17 C. How many electrons were added or removed?

If the voltage across a resistor is doubled, the current will

Who developed the quantum theory in 1900 and has a constant named for him?

For a specific element, photons of how many different energies could be emitted by electrons in the n = 2 level as they return to the n = 1 level?

When an electron goes from the ground state to an excited state,

Which of these colors of light has photons of lowest energy?

A system of 18 electrons and 11 neutrons has a net charge of

Suppose that an alpha particle with a charge of  C is moving with a velocity of