What molecule in our atmosphere absorbs ultraviolet?-Why are the largest telescopes reflectors instead of refractors?
Assignment 1.The shorter the wavelength, the [more, less] energy it has. 2. The longest wavelength of light is how many nm? 3. Which has the shorter wavelength, red or blue light? 4. The shortest electromagnetic waves are called what? 5. What molecule in our atmosphere absorbs ultraviolet? 6. A [reflector, […]