9. The figure shows the intensity as a function of wavelength in "blackbody radiation". Use the Planck's model to explain the behavior at (a) the short wavelength region and (b) the long wavelength region. (20p) (You can use Chinese here). wave engt 10. Gerd Binnig and Heinrich Rohrer designed an instrument called "scanning tunneling microscope (ST M)" in 1981 and received the Nobel Prize in Physics in 1986. Please explain Quantum Tunneling Effect which make us to see atoms by STM. (20p) (You can use Chinese here).