Mid-term review crossword

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Across
  1. 3. the ability to do work
  2. 7. negatively charge subatomic particle that can be either bound to an atom or free
  3. 8. reaction process in which one or more substances, the reactants, are converted to one or more different substances
  4. 9. if its moving
  5. 10. sum of all the forces acting on an object
  6. 13. every object will remain at rest or in uniform motion in a straight line unless compelled to change its state by the action of an external force.
  7. 15. the layer of granitic, sedimentary, and metamorphic rocks, which form the continents and the areas of shallow seabed close to their shores
  8. 16. the time rate at which an object is moving along a path
  9. 18. chemical element that lacks the characteristics of metal
  10. 19. really small and it's a source of nuclear reaction
  11. 21. vector expression of the displacement that an object or particle undergoes with respect to time
  12. 22. table table of chemical elements
Down
  1. 1. subatomic particles found inside the nucleus of every atom
  2. 2. shows the elements that make up the compound and the numbers of atoms of each element in the smallest unit of that compound,
  3. 4. substances with high electrical and thermal conductivity
  4. 5. a force to be equal to change in momentum (mass times velocity) per change in time
  5. 6. a process whereby the degree of hotness of a body (or medium) changes.
  6. 11. change substance that changes to an unusual color
  7. 12. boundary between two tectonic plates, where the plates are moving horizontally or vertically in opposite directions, not against or away from each
  8. 14. for every action (force) in nature there is an equal and opposite reaction.
  9. 17. if its not moving
  10. 20. scientific study of the deformation of the rocks that make up the Earth's crust and the forces that produce such deformation.