8th Grade Chapter 2 Lesson 6


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8th Grade Chapter 2 Lesson 6

  1. 1. 8 th Grade Chapter 2 Lesson 6 Pgs. 90-97 For Student Use Only
  2. 2. Space Exploration <ul><li>Space Probes: </li></ul><ul><ul><li>Space Probe: Unmanned craft that is launched to explore the unknown. </li></ul></ul><ul><ul><ul><li>Voyager 2 is the best known space probe. </li></ul></ul></ul><ul><ul><ul><ul><li>Probes take pictures and send them back to Earth </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Probes also gather use: </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>TV Cameras </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Infrared and UV sensors </li></ul></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Instruments that measure radiation and magnetic fields </li></ul></ul></ul></ul></ul><ul><ul><ul><li>Galileo probe carries small instrument pods that it drops into different planet’s atmospheres </li></ul></ul></ul>
  3. 3. Space Exploration <ul><li>Space Probes: </li></ul><ul><ul><li>Magellan Probe: mapped Venus </li></ul></ul><ul><ul><li>Viking Probe: touched down on Mars </li></ul></ul><ul><ul><li>Venera spacecraft: landed on Venus and are equipped to send information about the planet back to Earth. </li></ul></ul>
  4. 4. Space Exploration <ul><li>Race to the Moon: </li></ul><ul><ul><li>Liquid-Fueled Rockets- began the space race. </li></ul></ul><ul><ul><li>Sputnick 1- the first artificial object ever put into space </li></ul></ul><ul><ul><ul><li>Yuri Gagarin- was the first man to travel in space in the Vostok 1 spacecraft. He made one single orbit. </li></ul></ul></ul><ul><ul><ul><li>Alan Shepare became America’s first man in space one month after Gagarin </li></ul></ul></ul>
  5. 5. Space Exploration <ul><li>Race to the moon: </li></ul><ul><ul><li>John Glenn became the first American to orbit the earth </li></ul></ul><ul><ul><ul><li>Gemini and Apollo- Space crafts and missions that led to America sending men to the moon. </li></ul></ul></ul><ul><ul><ul><li>Neil Armstrong: the first human being to set fot on another world </li></ul></ul></ul>
  6. 6. Space Exploration <ul><li>Manned Space Stations: </li></ul><ul><ul><li>Salyut Program: the first space station a man could live in and work in (launched by Soviets). They are no longer in orbit. </li></ul></ul><ul><ul><li>SkyLab- US launched space station that conducted tests for many years. (No longer in use.) </li></ul></ul><ul><ul><li>MIR- space station the Soviets launched that held cosmonauts for 366 days </li></ul></ul>
  7. 7. Space Exploration <ul><li>Space Shuttle: </li></ul><ul><ul><li>Columbia was the first space shuttle. It launches like a rocket, but lands like a plane. </li></ul></ul><ul><ul><ul><li>Also the Challenger, (which exploded) Discovery, Atlantis, and Endeavour are part of the fleet. </li></ul></ul></ul><ul><ul><ul><li>Rocket Liftoff: </li></ul></ul></ul><ul><ul><ul><ul><li>Rocket mixes fuel </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Lifts off and loses sold fuel boosters </li></ul></ul></ul></ul><ul><ul><ul><ul><li>External fuel tank seperates </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Shuttle completes mission </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Shuttle lands like a glider </li></ul></ul></ul></ul>
  8. 8. Space Exploration <ul><li>Hubble Space Telescope (HST): </li></ul><ul><ul><li>HST: lets astronomers view distant planets. </li></ul></ul><ul><ul><ul><li>Viewed Pluto </li></ul></ul></ul><ul><ul><ul><li>Viewed Saturn’s Great Spot </li></ul></ul></ul><ul><li>Future Plans: </li></ul><ul><ul><li>Delta Clipper- Space shuttle that would act like a passenger airline. (Be ready for multiple uses and flights.) </li></ul></ul>