[Answered] Why was Lord Kelvin's argument for the age of Earth fundamentally in ...

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corkyiscool3328

Hero Member
Posts: 539

on: Jul 13, 2018

Why was Lord Kelvin's argument for the age of Earth fundamentally in error?

Question 2

Permafrost lies beneath ____ percent of the land surface on Earth.
A)0
B)10
C)20
D)40
E)50

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otokexnaru

Sr. Member
Posts: 314

Reply #1 on: Jul 13, 2018

Answer to Question 1

Lord Kelvin assumed that Earth cooled from a molten state, and he did not know about Earth's internal heat source - radioactivity.

Answer to Question 2

C

corkyiscool3328

Hero Member
Posts: 539

Reply #2 on: Jul 13, 2018

Thank you

otokexnaru

Sr. Member
Posts: 314

Reply #3 on: Jul 13, 2018

No problemo

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