'Interstellar dust clouds' presentation slideshows

Option D: Evolution

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Earth Science, 12e

Earth Science, 12e. Light, Astronomical Observations, and the Sun Chapter 21. The study of light . Electromagnetic radiation Visible light is only one small part of an array of energy Electromagnetic radiation includes Gamma rays X-rays Ultraviolet light Visible light Infrared light

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Thursday September 15, 2011

Thursday September 15, 2011. (Telescopes ). The Launch Pad Thursday, 9/15/11. How do galaxies evolve, and what holds them together?. Young galaxies are messy and random in shape. As they grow older, gravity forms them into more organized shapes, like spirals or ellipses.

297 views • 18 slides