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Solar System

Solar System. The Planets & Other Objects in Space. Let’s Review Grade 4. A large object that moves around a star. What is a planet?. Mercury, Venus, Earth, & Mars. What are the inner planets?. Jupiter, Saturn, Uranus, Neptune & Pluto. What are the outer planets?.

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Solar System

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  1. Solar System • The Planets • & Other Objects in Space

  2. Let’s Review Grade 4

  3. A large object that moves around a star. What is a planet?

  4. Mercury, Venus, Earth, & Mars What are the inner planets?

  5. Jupiter, Saturn, Uranus, Neptune & Pluto What are the outer planets?

  6. Burning sphere of gases What is a star?

  7. Imaginary line that Earth rotates around What is an axis?

  8. Instrument used to observe a distant object What is a telescope?

  9. Path an object takes when revolving around another object What is an orbit?

  10. Movement of Earth around the sun What is revolution?

  11. Spinning movement of the Earth What is rotation?

  12. Small mass of ice and dust that orbits the sun What is a comet?

  13. Name for the outer planets, except for Pluto What are the gas giants?

  14. An object that moves around another object What is a satellite?

  15. Vehicle sent to explore space What is a space probe?

  16. Objects in a “belt” between Mars & Jupiter What is an asteroid?

  17. Changes in the apparent shape of the moon What are phases?

  18. Our Solar System

  19. Most of these photographs are taken from the NASA space missions. http://nssdc.gsfc.nasa.gov/photo_gallery/

  20. The Solar System consists of: • Planets • Moons • Asteroids • Comets

  21. Nicolas Copernicus published the theory that planets revolve around the sun. Called the _____________Theory. 1473 -- 1543

  22. Our Moon Photographs of the Planets

  23. PLANETS A planet is a large, round heavenly body that orbits a star and shines with light reflected from the star. We know of nine planets that orbit the sun in our solar system. Since 1992, astronomers have also discovered many planets orbiting other stars. World book

  24. What are the nine planets? HINT: My Very Educated Mother Just Sent Us Nine Pizzas Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune Pluto

  25. MERCURY • Mer|cu|ry «MUR kyuhr ee», noun. • The smallest planet in the solar system, after Pluto, and the one nearest to the sun. • Its orbit about the sun takes 88 days to complete, at a mean distance of almost 36,000,000 miles. • Mercury goes around the sun about four times while the earth is going around once. • [< Latin Mercurius]World Book

  26. Mariner 10to Venus & Mercury

  27. Mercuryphotographic mosaic

  28. Mercury withSunbehind it.

  29. Photographs of the surface of Mercury

  30. Mercury

  31. VENUS •  Venus is the sixth largest planet in the solar system and the second in distance from the sun. • Venus is the brightest planet in the solar system and the one that comes closest to the earth. World Book

  32. Magellan Spacecraft 10 August 1990

  33. Venus

  34. Venus -- ultraviolet photograph

  35. Venus

  36. EARTH • Age: At least 4 1/2 billion years • Mass: 6,600,000,000,000,000,000,000 (6.6 sextillion) tons (6.0 sextillion metric tons). • Surface features:Highest land—Mount Everest, 29,035 feet (8,850 meters) above sea level. Lowest land—shore of Dead Sea, about 1,310 feet (399 meters) below sea). • Temperature:Highest, 136 °F (58 °C) at Al Aziziyah, Libya. Lowest, -128.6 °F (-89.6 °C) at Vostok Station in Antarctica. Average surface temperature, 59 °F (15 °C). • Chemical makeup of the earth's crust (in percent of the crust's weight): oxygen 46.6, silicon 27.7, aluminum 8.1, iron 5.0, calcium 3.6, sodium 2.8, potassium 2.6, magnesium 2.0, and other elements totaling 1.6.

  37. Earth

  38. Earth and The Moon

  39. Earthphotograph from Apollo 16 Gulf of California

  40. Galileo Spacecraft

  41. Australia from Galileo

  42. Earth & Moon from Galileo

  43. MARS • The Mars Odyssey probe, shown in this illustration orbiting Mars, found evidence of water ice beneath the surface of Mars in 2002. • The probe, launched in 2001, also analyzed the chemical composition of the planet's surface. World Book

  44. Mars

  45. Mars Land Rover

  46. What is this planet called?

  47. Jupiter

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