Slide 1 DO NOW QUESTION What life stage is our Sun currently in? What do you think will happen to our Sun as it gets older? Slide 2 Slide 3 The Life Cycle of Stars Slide…

Slide 1 The hydrogen atom Energy is measured in eV, or electron volts Light (photon) is electromagnetic energy Since only permitted electron orbits (energies), there are…

Slide 1 Stellar Spectra Ay16 Lecture 2 Feb 5, 2008 Slide 2 The Nearest Star SOHO UV Image Slide 3 1.What is a Spectrum. 2.The Atmospheres of stars. 3.Spectral Lines &…

Slide 1 Light is a wave or electric and magnetic energy The speed of light is 186,000 mi/s = 300,000 km/s Slide 2 Slide 3 Energy = hf = hc/ f = frequency h = Planck's…

Slide 1 Slide 2 Ionization energy d.recall and understand the definition of ionization energies of gaseous atoms and that they are endothermic processes e.recall that ideas…

Ch 9 pages 469-476 Lecture 23 â The Hydrogen Atom Energy levels for a quantum particle in a box Summary of lecture 22 Energy levels for a quantum linear oscillator Energy…