Can the Age of the Earth Be Reliably Estimated from Sediment

question 19

Multiple Choice

Can the age of the Earth be reliably estimated from sediment thicknesses?

• A) Yes.Sedimentation rates remain constant at any one locality throughout the Earth's history.
• B) Yes.Sedimentary rocks are rarely metamorphosed or melted.
• C) No.Sedimentary rocks make up only a small fraction of the rocks on the Earth's surface.
• D) No.Most of the Earth's history is represented by unconformities between strata rather than the strata themselves.

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Stop-buy Order

A trading instruction used to purchase a security when it reaches a price above its current market price, typically to limit a loss on a short sale.

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Limit Order

An order specifying a price at which an investor is willing to buy or sell a security.