According to Einstein's mass-energy equivalence, E equals:

Einstein's theory of relativity introduced the concept of:

The quantum of light energy is called a:

The photoelectric effect demonstrates that light behaves as a:

Planck's constant relates the energy of a photon to its:

The photoelectric effect was explained by:

The Bohr model of the atom proposed that electrons move in:

Which of the following is a semiconductor material?

X-rays were discovered by:

A fuse in an electrical circuit is used to:

The atomic nucleus was discovered through experiments conducted by: