Your teacher is incredibly easy
energy=plancksconstant*frequency
What is the energy of a single photon with a frequency of 7 x 10^8 Hz. (hint Planck's constant = 6.626 x 10^-34)
To type an answer in scientific notation, use 'e'. For example, Planck's constant would be typed in as 6.626e-34.
1 answer
1 answer