Our best estimate for the age of the Earth is _____.
A)4)4 billion years
B)4)56 billion years
C)4)4 million years
D)4)56 million years

Name: Our best estimate for the age of the Earth is _____. A)4)4 billion years B)4)56 billion years C)4)4 million years D)4)56 million years
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Question

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The best estimate for the age of the Earth is 4.56 billion years. This estimate is based on radiometric dating of meteorite material and is widely accepted by scientists.

Our Best Estimate for the Age of the Earth Is