What do sound waves, light waves, and ocean waves all have in common?

a.
they all transfer energy.

b.
they are all electromagnetic waves.

c.
they all require a medium to travel.

d.
they are all mechanical waves.

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

Joan writes four numbers on the board in standard form, and then she writes their scientific notation

Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.