This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Why was Lord Kelvin's argument for the age of Earth fundamentally in ... (Read 122 times)

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


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

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


« previous next »
 

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Animation of the apparent retrograde motion of Mars in 2003 as seen from Earth Animation of the apparent retrograde motion of Mars in 2003 as seen from Earth
Uranus revolves around the Sun once every 84 Earth years. Its average distance from the Sun is rough Uranus revolves around the Sun once every 84 Earth years. Its average distance from the Sun is rough
A Piece of Mars on Earth A Piece of Mars on Earth
Moving currents are affected by Earth’s rotation Moving currents are affected by Earth’s rotation
Earth Atmosphere Earth Atmosphere
Planet Z-34 has a mass equal to 1/3 that of Earth, a radius equal to 1/3 that of Earth, and an ... Planet Z-34 has a mass equal to 1/3 that of Earth, a radius equal to 1/3 that of Earth, and an ...
Video: Functional zones in a mitochondrion

For a complete list of videos, visit our video library