What is the energy of a photon that has the same wavelength as a 24 eV electron? (h = 6.63 10-34 Js, me = 9.11 10-31 kg)
a. 24 eV
c. 3.5 keV
b. 14 10-16 eV
d. 5.0 keV
Question 2
That light has a dual nature is referring to light:
a. having energy and momentum.
c. having high- or low-energy photons.
b. acting as waves and particles.
d. undergoing pair production.