FRA Science Vocabulary Words Ch 5
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Created by:
ambrose1988 on October 11, 2011
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12 terms
Terms | Definitions |
|---|---|
Ocean | Large bodies of salt water |
sea | small bodies of salt water |
tsunami | huge ocean waves caused by earthquakes on ocean floor |
tide | the raise and fall of ocean water levels caused by the gravitational pull of the moon |
limestone | rock formed from many layers of tiny animal skeletons and shells |
natural resources | a valuable material supplied by nature |
ocean waves | the up and down motion of surface water |
crest | the high point of a wave |
trough | the low point of a wave |
kelp | brown seaweed |
nodules | mineral lumps found in the ocean |
current | the horizontal flow of the ocean water; the movement of electrons along a path |
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