« previous next »

Author Question: What evidence do scientists use to estimate the density and composition of the core? What will be an ... (Read 77 times)

renzo156

  • Hero Member
  • *****
  • Posts: 526
on: Jul 15, 2018
What evidence do scientists use to estimate the density and composition of the core? What will be an ideal response?

Question 2

Why are the paths of seismic waves curved? What will be an ideal response?


KKcool

  • Sr. Member
  • ****
  • Posts: 340
Reply #1 on: Jul 15, 2018
Answer to Question 1

The composition of the core is estimated by studying the composition of meteorites, information from
seismic waves, laboratory experiments, and Earth's density.



Answer to Question 2

Density and elasticity vary with depth, causing the waves to be continually refracted.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Pneumonia patient’s chest x-ray. Note the irregular areas of density. Pneumonia patient’s chest x-ray. Note the irregular areas of density.
Core Concepts in Pharmacology Core Concepts in Pharmacology
Social scientists have not done well at devising theories to explain lovely romantic moments Social scientists have not done well at devising theories to explain lovely romantic moments
As shown in the figure, a large open tank contains a layer of oil ( density 450 kg/m3) floating ... As shown in the figure, a large open tank contains a layer of oil ( density 450 kg/m3) floating ...
Physics - Pressure, Density, Pascal's Principle Physics - Pressure, Density, Pascal's Principle
Synaptic Density Synaptic Density
Video: Major Elements in Biological Molecules: Proteins

For a complete list of videos, visit our video library