1. Astronomy Light & Telescopes Edwin Hubble and the 48-inch Palomar Telescope in 1949 2. Light A form of wave motion Waves: Rise and fall Transfer energy, but not material…
Slide 1 Class 21 : Other galaxies The distance to other galaxies Cepheid variable stars. Other methods. The velocities of galaxies Doppler shifts. Hubble’s law. The morphology…
Class 21 : Other galaxies The distance to other galaxies Cepheid variable stars. Other methods. The velocities of galaxies Doppler shifts. Hubble’s law. The morphology…