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Java Games: Flashcards, matching, concentration, and word search. |
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ES Regents Review Facts 1
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A | B |
uranium 238 | used to date old rocks |
carbon 14 | used to date things that were once alive |
red shift | proof that universe is expanding |
main sequence stars | 90% of stars, inc. sun |
millions of stars together | galaxy |
inner 4, rocky, more dense | terrestrial planets |
outer 4, gas giants | jovian planets |
bottom rock layer | oldest |
buried erosional surface | unconformity |
need ____ seismometers to locate epicenter | three |
go through both liquids and solids | P waves |
go through only solids | S waves |
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