An electromagnetic wave has a wavelength of 4000 meters. What is this wave length and scientific notation?
A. 4.0 x 10-3 m
B. 4.0 x 10 3 m
C. 4.0 x 10 2 m
D. 4.0 x 10-2 m

An electromagnetic wave has a wavelength of 4000 meters What is this wave length and scientific notation A 40 x 103 m B 40 x 10 3 m C 40 x 10 2 m D 40 x 102 m class=