Planets - Nat Geo Reader Level 2 Crossword

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Across
  1. 1. A huge ball of hot gas that makes heat and light. Our sun is one of them. (pg 5)
  2. 4. The strong pull of the sun's ____ holds the planets in their orbits. (pg 11)
  3. 7. One ______ Earths could fit inside of the sun. (pg 9)
  4. 9. The farthest planet from the sun in our solar system. (pg 10)
  5. 10. The fifth planet from the sun in our solar system. (pg 10)
  6. 11. Gravity is an invisible ____ that pulls objects toward a planet or a star. (pg 11)
Down
  1. 1. The sun and Earth are parts of our solar _____. (pg 10)
  2. 2. Our planet Earth _______ the sun.
  3. 3. Most stars have __________ moving around them. (pg 6)
  4. 5. The ____ planets are closest to the sun. These are Mercury, Venus, Earth and Mars. They are also called the rocky planets. (pg 13)
  5. 6. A gas giant that is famous for its rings. (pg 11)
  6. 8. Planets don't create their own ______. They reflect it from stars. (pg 6)