Chapter 21 Lesson 1-2 Crossword Puzzle

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Across
  1. 5. A groups of planets farther away from the sun which are also known as the outer planets.
  2. 8. What is the time it takes an object to travel around the sun once called?
  3. 9. A group of planets that are closer to the sun and made of rocky materials.
  4. 10. What Is something that rotates and orbits around the sun and has more mass than the surrounding objects?
Down
  1. 1. What is the time it takes a planet to spin around once called?
  2. 2. What is a small rocky object that orbits the sun and many are found in between Mars and Jupiter?
  3. 3. What is it called when an atmosphere traps solar energy?
  4. 4. What are planets that have a smaller mass compared to its surroundings called?
  5. 6. What is a measurement that is as big as the distance between earth and the sun?
  6. 7. What is made of gas, dust, and ice & moves around the sun in an oval pattern & has a tail?