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Author Question: Why do scientist refer to Earth's mantle as a plastic? a. The mantle has the properties of a ... (Read 125 times)

NClaborn

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on: Jul 27, 2018
Why do scientist refer to Earth's mantle as a plastic?
 
  a. The mantle has the properties of a solid, but can flow under pressure.
  b. The mantle has the mixed properties of a solid and a liquid.
 c. The mantle frequently shifts between its states of matter.
 d. The mantle is a softer solid as it approaches the core.
 e. The mantle has the properties of a liquid, but is limited in its movement.

Question 2

The age of a star cluster can be approximated by finding its turnoff point in the distribution of data points that represent stars on the H-R Diagram.
 
  a. True
  b. False
  Indicate whether the statement is true or false


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mcinincha279

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Reply #1 on: Jul 27, 2018
Answer to Question 1

a

Answer to Question 2

True


NClaborn

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Reply 2 on: Jul 27, 2018
Gracias!

yeungji

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Reply 3 on: Yesterday
Wow, this really help

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