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Stars and Galaxies Study Guide 2011

Stars and Galaxies Study Guide 2011. By: Gracelyn Thrash and Emily Burns. 25. Why do the stars seem to move across THE sky ?. Earth is rotating Earth is revolving around the Sun. 26. Describe Polaris. 434 light years away from Earth A multiple star

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Stars and Galaxies Study Guide 2011

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  1. Stars and Galaxies Study Guide 2011 By: Gracelyn Thrash and Emily Burns

  2. 25 Why do the stars seem to move across THE sky? • Earth is rotating • Earth is revolving around the Sun

  3. 26 Describe Polaris. • 434 light years away from Earth • A multiple star • the brightest star in the constellation Ursa Minor

  4. 1 What waves make up the electromagnetic spectrum? • Red= long • Blue= short • Radio waves, microwaves, infrared light, ultra violet light, x-rays, and gamma rays are invisible

  5. 2 How do stars produce energy? • By nuclear fusion- • The process of turning hydrogen into helium

  6. 3 What type of star is our Sun? • A Main-sequence star

  7. 4 What will the sun become in 5 billion years? • A white dwarf

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