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Notes Using the following power point slides, take notes on notebook paper. You should write everything/answer the questions in your notes. If you do not know the answers to the question, you will need to search for it on Internet. Video clip links are not working. You will see them at some point during class. Other underlined links work and you may explore them. Astronomy OR Astrology What’s the difference? Astronomy Astrology Electromagnetic Radiation Energy that travels through space (in the form of waves) List 4 types of electromagnetic radiation. What type of radiation can we see? Astronomy Tools Telescopes Telescopes Refracting (uses lenses) Reflecting (uses mirrors) Telescopes Radio Do NOT listen to “noises” or sounds Records different amounts of radio emissions coming from objects and uses computers to create an image Images Observatories Building with one or more telescopes Why are they located on mountaintops? Telescopes in Space Hubble Telescope Launched in April 1990 onboard the space shuttle Discovery Cost - $2.5 billion Takes high quality pictures of the universe Will remain active until 2013. http://hubblesite.org/ Spectrographs Breaks light into colors Provides information on star chemical composition and temperature Rockets What causes rockets to move forward? What happens when a “stage” uses up its fuel? What did the development of the multistage rocket make possible? Apollo Saturn V History Newton’s 3rd Law of Motion For every action, there is an equal and opposite reaction. Satellites – natural or artificial object that revolves around an object in space What does it mean when a satellite is in a “geosynchronous orbit”? What are satellites used for? Space Probes What is the difference between a satellite and a space probe? Mariner Voyager Cassini Space Shuttle Space Shuttles Reusable Land back on Earth like airplanes Why are they covered in insulated tiles? The Space Shuttle Living Jet Packs The Space Shuttle 2 Weightlessness Challenger Disaster Space Station Large satellite in which people can live for long periods of time ISS Website Countries Arriving at ISS Where is the ISS?