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Beyond the Cosmos: Exploring Celestial Bodies and Mysteries of Our Universe

Dive into the enigmatic world of astronomy as we unravel the secrets of nebulae, comets, asteroids, and more. Explore the distinctions between inner and outer planets, and discover the fascinating origins of our moon. Expand your cosmic knowledge here!

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Beyond the Cosmos: Exploring Celestial Bodies and Mysteries of Our Universe

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Presentation Transcript

  1. Chapter 16 Study Review

  2. Concepts to know… How is a nebula held together? Gravity pulls while pressure pushes apart

  3. Concepts to know… What is this?

  4. Concepts to know… Comets vs Asteroid vs Meteoroid • Comets: • Small body of ice, rock, & gas • Comes from Oort cloud • Elliptical Orbit of the sun

  5. Concepts to know… Comets vs Asteroid vs Meteoroid Asteroid • Rocky body • Orbits the suns • Smaller than planet • Most located in asteroid belt between Mars & Jupiter

  6. Concepts to know… Asteroids

  7. Concepts to know… Meteoroid • Smaller than asteroid & comets • Piece of asteroid or comet • Not seen unless falling through atmosphere • Meteor = meteoroid gone through Earth’s atmosphere & landed • “shooting star”

  8. Concepts to know… Inner Planets vs Outer Planets • Inner Planets • aka terrestrial planets • Dense • Rocky • Outer Planets • aka Gas Giants • Larger • Atmosphere of gas

  9. Moons • How did our moon form? • Io • highly volcanic moon of Jupiter • Miranda • It’s inside out • Moon of Uranus • Triton • Neptune’s moon, has retrograde rotation

  10. Vocabulary to Know… Astronomical unit Eclipse Prograde rotation Retrograde rotation Satellite Solar nebula

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