What idea did max planck propose to explain why a blackbody radiator did not give off light of increasingly high frequency as its temperature increased? a. matter behaves as particles under certain conditions. b. matter can absorb energy in any amount. c. matter can absorb light only in certain specific amounts. d. matter behaves as a wave under certain conditions.

Match these items. 1. coulombs __force 2. ohms __emf 3. centimeters __resistance 4. newtons __charge 5. volts __length

Which of the following best describes internal energy? a. the difference between the kinetic and potential energies of the particles in a system b. the sum of the kinetic and potential energies of the particles in a system c. the sum of the kinetic and thermal energies of the particles in a system d. the difference between the kinetic and thermal energies of the particles in a system

What is the relationship between wavelength of light and the quantity of energy per photon?