. 1 Jane isn't here at the moment. She
the lake.
2 Ryan
on a trip to Cameroon. He'll be
back next Monday.
the park and
they won't be back until 6 o'clock.
4 Ann and Bill Brazil
They

Awavelength of 610 nm was found to be the most intense wavelength emitted by copper. answer the following questions about this wavelength of light. a) what is this wavelength in cm? b) what is the frequency that corresponds to this wavelength? c) what is the energy of light of this wavelength? d) what is the wavenumber corresponding to this wavelength?