Chapter 2- Chem ---Human A&P

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Author:
SalgadoJE12
ID:
282637
Filename:
Chapter 2- Chem ---Human A&P
Updated:
2014-09-10 10:51:27
Tags:
Human
Folders:
Human A&-P
Description:
dk
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  1. Matter
    anything that occupies space and has mass
  2. states of matter
    • liquid
    • solid 
    • gas
  3. solid
    definite shape and volume
  4. liquid
    • definite volume 
    • not definite shape
  5. gas
    variable shape and  volume
  6. Energy
    capacity to do work (put matter into motion)
  7. Kinetic energy
    matter in motion
  8. potential energy
    potential to put matter in motion
  9. Forms of energy
    • chemical
    • electrical 
    • mechanical 
    • radiant
  10. Chemical energy
    • -stored in chemical bonds 
    • -primary source of energy for humans
  11. Electrical
    • Movement of charged particles
    • Household electrical current
    • Human electrical energy
  12. Household electrical current
    flows of electrons in metallic wire
  13. human electrical energy
    developed as charged ions cross cell membranes
  14. Mechanical
    energy directly involved in moving matter
  15. Radiant
    • energy that travels in waves that vary in length and frequency 
    • Infrared (heat)- primary of this produce by humans

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