Slide 1Multiplication Slide 2 Multiplying by 0’s Anything x a cheerio = a cheerio Example: 45 x 0 = 0 0 x 5 = 0 1,890 x 0 = 0 Slide 3 Multiplying by 1’s When you look…
Slide 1 Stellar properties Astronomy 100, Fall 2012 Slide 2 Stars are a basic unit of a galaxy The Milky Way galaxy (ours) contains about 100 billion stars. The Milky Way…
The Sun and its properties Astronomy 115 Stars are a basic unit of a galaxy The Milky Way galaxy (ours) contains about 100 billion stars. The Milky Way is one of billions…