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Unit 9 Vocab
7-5 Petersen Unit 9: Ch. 26-27 (Australia, Oceania, and Antarctica)
Word | Definition |
---|---|
coral reef | structure at or near the water's surface formed by the skeletons of small sea animals |
outback | inland regions of Austrailia |
station | cattle or sheep ranch in Austrailia |
marsupial | mammal that carries its young in a pouch |
boomerang | Austrailian weapon that is flat, bent, and made of wood that either strikes a target or curves and sails back to the person who threw it |
bush | rural area of Austrailia |
geyser | spring of water heated by molten rock inside the earth so that, from time to time, it shoots hot water into the air |
manuka | small shrub of New Zealand |
fjord | steep sided valley cut into mountains by the action of glaciers |
geothermal energy | electricity produced by natural undergroud sources of steam |
hydroelectric power | electricity generated by flowing water |
cacao | tropical tree whose seeds are used to make chocolate and cocao |
copra | dried coconut meat, which is used to make margarine, soap, and other products |
pidgin language | language formed by combining elements of several different languages |
high island | Pacific island formed by volcanic activity |
low island | Pacific island formed of coral and having little vegetation |
atoll | low lying, ring shaped island that surrounds a lagoon |
phosphate | mineral salt used in fertilizers |
trust territory | area temporarily placed under control of another nation |
crevasse | deep crack in the Antarctic ice cap |
ice shelf | layer of ice above water in Antarctica |
iceberg | chunk of a glacier that has broken away and floars free in the ocean |
krill | tiny, shrimplike animal that lives in waters off Antarctica and is food for many other creatures |
ozone | type of oxygen that forms a layer in the atmosphere and protects all living things on the earth from certain harmful rays of the sun |