Across
- 2. something use for water
- 3. when giving information about something
- 4. set of things working together as parts of a mechanism system of parts working together in a machine
- 6. the solid surface of the earth
- 8. become smaller or fewer in size
- 11. change which is a result
- 13. keeping or showing a fair
- 14. book forming part of a work or series
- 17. measure of the amount of matter in an object
- 18. a natural movement of air of any velocity
- 20. the rate at which someone or something is able to move
- 21. type of elementary particle
- 22. firm and stable in shape
Down
- 1. the process of burning something
- 5. make greater in size, amount, intensity, or degree
- 7. substance made by mixing other substances together
- 9. to speak to others
- 10. a subatomic particle
- 11. the work that a certain force can do
- 12. the carrying capacity of an aircraft or launch
- 15. send something to air
- 16. substance is its mass per unit volume
- 19. the basic unit of a chemical element
- 21. object or system made available for consumer use