<span>the answer is c. energy</span>
That’s ez that’s 1st grade math the answer is none
Thomson's model included Protons and Electrons. His model is referred to as 'Plum Pudding' because of it.
Wavelength= velocity/frequency
wavelength= (3.0 x 10^8m/s) / 7.5 x 10^12 Hz)
you can do the math
I am assuming u that 108 is 10^8 and the 1012 is 10^12