17. Light has a wavelength of 560 nm. What is the energy of a photon of this light?
(A)61691ad9dd8a4.jpg
(B)61691ae25a1c6.jpg
(C)61691ae9a1150.jpg
(D)61691af0e4522.jpg
(E)61691af7bfbcc.jpgJ.

答案：登入後查看
統計： 尚無統計資料