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dinos 2
"Why did the Dinos Disappear?"
Question | Answer |
---|---|
brachiosaurs | big dinos with long necks, nostrils above the eyes, and forlegs longer than hind legs |
stegosaurus | a dinosour with a short neck,small head,and long hind legs. |
triceratops | a dinosour with a horn above each eye and horn on its nose. |
tyrannosaurs | large dinosour with small forelimbs and large heads. |
extinct | no longer living or existing. |
paleontologist | scientist who study forms of life existing in preostoric times. |
migrated | moved from one reigon to another. |
adapt | to change to fit new conditions. |
pterosaur | an extinct flying reptile. |
astreoid | one of the thousand small planets that orbit the sun. |
eruption | a sudden,violent bursting |
geology | the study of the earth |
iridium | a hard and brittle metal. |
rift | an opening caused by splitting a narrow crack in rock |
continents | th seven main land areas on earth |
ancient | very old |
minerals | substance 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,odderless gas that makes up about four fifths of the atmosphere.all plants and animals need nitrogen |
oxygen | a colorless,oderless,tasteless gas it is needed for animals and plants to live |
arogan | a colerless,oderless gas that makes up about one persent of the earth's atmosphere |
carbon dioxide | a colorless, odderless gas that is composed of carbon and oxygen and does not bburn. it is produced when animals breathe and when fuel containing carbon burns |
methane | a colerless odorless gas that burn easily used as fuel |
radition | the process of giving off energy in rays or waves |
meterorologists | scientists who study the atmosphere |
absorb | to take in and become part of |
equations | mathmatical statements to show that 2 things are equal |
fertile | able to produce crops; rich |
economies | the maniging of money and materials |
informed | aware; knowledgeable |