1) Most organisms will become fossils. a) True b) False 2) A fossil or rock's age in comparison to something else (ex: Fossil A is younger than Fossil B) is called --?-- a) Relative Dating b) Absolute Dating 3) Finding the exact age (in years) of a rock or fossil is called --?-- a) Relative Dating b) Absolute Dating 4) Ohio's climate has stayed the same throughout history. a) True b) False 5) Which fossil is the oldest?  a) A b) B c) C d) D 6) Which fossil is the youngest? a) A b) B c) C d) D 7) Which organism would make the best index fossil?  a) Brachiopod b) Ammonite c) Trilobite d) Crinoid 8) Which help scientists better understand Earth's past? a) Rocks b) Fossils c) Ice cores d) All of the above 9) How old is the Earth? a) 4,600 years old b) 46 million years old c) 4.6 billion years old d) 46 years old

Geologic Time: Version B

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