Post on 27-Dec-2015
Unit E: Space Exploration
Heliocentric (Sun-centered) vs. Geocentric (Earth-centered)
Heliocentric Geocentric
Hertzsprung-Russell Diagram
International Space Station
• Considered one of the largest and most important space project ever completed.
• Long term habitation in space.• Possible health effects of
microgravity?• How are resources replenished on the ISS?– Water - recycling– Oxygen – water electrolysis,
filtering carbon dioxide
Other celestial bodies
• Solar vs Lunar • Comets• Meteors• Asteroids
Eclipses
Law of Rocketry
• What is it? • Describe two ancient rockets…
• Hint…– Chinese– Pidgeons
Optical Telescopes: Reflecting and Refracting
Radio Telescopes
• Interferometry – placing two or more telescopes together so that more detail can be gathered.
Satellites
• GPS – Global Positioning System. Uses signals from 3 satellites to determine location on Earth.– The first uses of GPS
were for military purposes.
Satellites
Observing Forest Fires Observing Temperature Conditions
Composition of Stars – (see review sheet)
Star’s Direction of Motion
Review sheet
• Triangulation and parallax– See review
• Azimuth and altitude– Which tools are needed for azimuth and altitude?
Planets – Distance from Sun & Size…