Science Review

3. a nerve cell; the basic building block of the nervous system
4. Large, flat muscle at the bottom of the chest cavity that helps with breathing
5. Substances in food that your body needs to grow, to repair itself, and to supply you with energy
7. two spongy organs, located in the thoracic cavity enclosed by the diaphragm and rib cage, responsible for respiration
10. The change of a substance from a liquid to a gas
14. mixture of enzymes and partially-digested food
15. The change of state from a gas to a liquid
19. tube-shaped organs through which most nutrients and water are absorbed from food
20. large muscular sac that continues the mechanical and chemical digestion of food
21. water that fills the cracks and spaces in underground soil and rock layers
25. A muscular tube that connects the mouth to the stomach.
27. precipitation of ice pellets when there are strong rising air currents
28. Tubes that carry blood in the body

1. Evaporation of water from the leaves of a plant
2. Any form of water that falls from clouds and reaches Earth's surface.
6. clear ice pellets precipitation, forms when rain falls through layer of freezing air
8. Allows air to pass to and from lungs. The windpipe
9. mineral - important function is building and maintaining bones - vital for people as they age to help osteoporosis; strong bones and teeth, muscle contraction.
11. the process by which water on the ground surface enters the soil
12. A connective tissue with a fluid matrix called plasma in which red blood cells, white blood cells, and cell fragments called platelets are suspended.
13. Areas where two or more bones join together
16. and ligaments Connect muscle to bone and bone to bone
17. A connective tissue that is more flexible than bone and that protects the ends of bones and keeps them from rubbing together.
18. where digestion begins
22. water that flows over the ground surface rather than soaking into the ground
23. bundled axons that form neural "cables" connecting the central nervous system with muscles, glands, and sense organs
24. nasal; takes in air
26. precipitation falling from clouds in the form of ice crystals