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dino12485

"why did the dinosaurs disapper"

QuestionAnswer
extinct no longer living or existing
brachosarous big dinosaurs with long necks, nostrils above the eyes, and forelegs longer than hind legs
stegosaurus a dinosaur with a short neck, small head, and a long hind legs
triceratops a dinosaur with a horn above each eye and a horn on its nose
tyrannosaurs large dinosaurs with small forelimbs and large head
paleontologists scientist who study forms of life existing in prehistoric times
migrated moved from one region to another
adapt to change to fit new condition
pterosaur an extinct flying reptile
astroed one of the thousands of small plants that orbit the sun
eruption a sudden, violent bursting
geology the study of the origin
iridium a hard and brittle metal
species groups of plants or animals that are alike in some way
rift an opening caused by splitting; a narrow crack in the rock
continents the seven main land areas on the earth
ancient very cold
minerals substances formed in the earth by nature
geologists scientist who study the origin, history, and structure of the earth
molten melted by heat
convection the transfer of heat by motion, especially an upward motion
atmosphere all the air around us
climate the usual weather that occurs in a place, including the average temperature and average amounts of rain or wind
average typical or usual level
nitrogen a colorless, odorless gas that makes up about four fifths of the atmosphere.All plants and animals need nitrogen.
oxygen a colorless, odorless, tasteless, gas. It is needed for animal and plants to live.
argon a colorless, odorless gas that makes up about one percent of the earth's atmosphere
carbon dioxide a colorless, odorless gas that is composed of carbon and oxygen and dose not burn. It is produced when animals breathe and when fuel containing carbon burns
methane a colorless and odorless gas that burns easily; used as fuel
radiation the process of giving off energy in rays or waves
meteorologists scientist who study the atmosphere
absorb to take in and become part of
equations mathmatical statements to show that two things are equql
fertile able to produce crops; rich
enconoicmies the managing of money and materias
informed aware;knowlegeable
Created by: sarsenaultt on 2010-01-06



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