SSB Part 1 Review

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Across
  1. 3. If any planet were to move ________, they would get pulled into the sun.
  2. 5. the universe is still __________ today
  3. 8. gravity and _________ inertia are responsible for the path of planet's orbits.
  4. 9. the force that pulls objects towards each other
  5. 10. Our solar system is located on a __________ of the Milky Way.
Down
  1. 1. the model of the solar system with the sun in the middle is called _____________.
  2. 2. the model of the universe with the Earth in the middle is called ____________.
  3. 4. the tendency of an object to resist a change in motion
  4. 6. before the Big Bang all contents of the universe were condensed into one tiny ________________.
  5. 7. If any planet were to go ________, they would escape the sun's gravity and leave our solar system.