Moon weather

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Across
  1. 2. atmosphere, weather and temperature
  2. 4. charged particles sent by the sun
  3. 5. ball of ice that hurtles through space
  4. 7. a sphere of molecules that surround a mass of minerals
  5. 8. a molecule made of one atom
  6. 9. an endless void that has few molecules spread here and there
  7. 10. a force that pulls objects together
  8. 12. a ball of minerals that orbits the earth
  9. 14. the area on the 2D plane of a 3D object
  10. 15. the outer layer of an atmosphere
  11. 17. a rock in space
  12. 18. the act of combining particles to create energy
Down
  1. 1. a small item made of molecules
  2. 3. a sphere of magnetic energy that protects an object
  3. 6. the imperial measurement of temperature
  4. 8. a chemical created when merging two hydrogen atoms together
  5. 11. special particles that can damage DNA structure
  6. 13. a ball of helium and hydrogen
  7. 15. the properties of an area
  8. 16. energy that power technology