Quantum World ppt-Luke Edition compulsory two courseware

Luke version compulsory two 6.2 "Quantum World" ppt 1. Small experiment: why can measure the temperature of the human body? 2. Observe the phenomenon and think about the problem: What changes have occurred in the filament temperature and luminescence? What are the laws behind this change? Any object must emit electromagnetic waves of various wavelengths at any temperature, and the size of its radiant energy and the distribution of radiant energy by wavelength are related to temperature. This phenomenon of emitting electromagnetic waves due to the thermal excitation of molecules and atoms in a substance is called thermal radiation.

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