Chapter 21 Lesson 1-2 Crossword Puzzle

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Across
  1. 4. What are small, rocky objects that orbit between Mars?
  2. 5. What occurs when a planet's atmosphere traps solar energy and causes the face temperature to change?
  3. 6. What is the unit to find the average distance from Earth to the Sun?
  4. 8. What is a spherical object that doesn't have more mass then the objects around it and orbits the Sun?
  5. 10. What are the planets that are the most further away from the Sun?
Down
  1. 1. What is the time it takes an object to travel around the Sun?
  2. 2. What is made of dust,gas, and ice moves around the Sun?
  3. 3. What is the time it takes an object to complete one rotation?
  4. 7. What are the planets closest to the Sun?
  5. 9. What is an object that orbits the sun and has a nearly spherical shape?