braxtons crossword

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Across
  1. 2. the flow of electrical power or charge
  2. 5. what is the name
  3. 6. what is the force that pulls objects towards the center of the earth
  4. 7. the rate at which an object changes its position
  5. 11. measure of the amount of matter in a object
  6. 13. substance that reduces friction
  7. 14. what is the unit of measurement for electrical resistance
  8. 15. the branch of science that deals with the behavior of light
  9. 16. the science of matter and its motion
Down
  1. 1. keeps earth warm by trapping heat from the sun
  2. 3. the capacity to do work or produce heat
  3. 4. the study of matter and energy
  4. 8. what is the process by which liquid water changes into water vapor
  5. 9. basic unit of life
  6. 10. the force of attraction or repulsion on a charged particle
  7. 12. what is the smallest unit of an element that still retains the properties of that element
  8. 17. what is the basic unit of life