Question

The “ultraviolet catastrophe” was the incorrect conclusion provided by classical physics that at high temperature a blackbody radiator would emit infinite light. Max Planck solved the problem by suggesting that

Question 6 options:

a)	matter has wavelike properties.

b)	energy changes for matter are only possible in whole number multiples of hν.

c)	electrons in atoms are restricted to set orbits with definite energy.

d)	light consists of particles of energy called photons.

e)	only certain colors of light are emitted by elements.

A ball at rest at the bottom of a hill possesses what type(s) of energy?

Question 7 options:

a)	potential and internal energy only

b)	internal energy only

c)	kinetic energy only

d)	potential energy only

e)	kinetic energy, potential energy, and internal energy

Answer 1