Slide 1Light and Color Susan Burke T.J. Sarlina Slide 2 Main Injector, 2 miles around Tevatron, 4 miles around Fermilab Slide 3 What is light? We see light as color and brightness…
Slide 1 Slide 2 Calculating the distance to a Cepheid variable star Measure the period – 5 days Use the period to work out the luminosity Measure the observed brightness…
Slide 1 Telescopes & Light: Part 1 Slide 2 A Telescopes is a tool used to gather light from objects in the universe. Slide 3 There are two different types of telescopes:…