Spelling words

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Across
  1. 6. A measurement we use for long distances
  2. 9. Rocks Scientists use
  3. 10. the outside measurement of a ( swimming pool, room
  4. 11. the earth generating heat
  5. 14. A measurement we use that is 1 thousandth of a metre
  6. 15. Something mostly Scientists use for seeing very small objects
Down
  1. 1. a object used for seeing things that are far way
  2. 2. a telescope that peers above water
  3. 3. an instrument on a vehicle's dashboard indicating its speed
  4. 4. the study of the physical features of the earth and its atmosphere, and lots of human activity
  5. 5. a straight line passing from side to side through the middle of a figure, especially a circle or sphere
  6. 7. Hot Air used to lift things (hot air ballon etc) off the ground
  7. 8. a object you use to measure the heat of something
  8. 12. the belief in legends or fables
  9. 13. a forecast of a persons future