A few days ago

heatherrr323

I need help with a homework ?

I don’t expect the whole answer just get me on the right track thx

How can scientists determine the internal structure of the Earth if the depth of the deepest well is only a tiny fraction of the Earth’s diameter?

Top 8 Answers

A few days ago

HoneyBunny

Favorite Answer

This website may answer a lot of your questions:

http://www.straightdope.com/mailbag/mearthcore.html

A few days ago

some a-hole

they transmit waves different forms of waves (look them up) when the waves travel through the different layers of the earth the frequencies and other components change (look them up) and based on documented experiments scientist can tell what type of material is located where, how far deep, and how much of the whole it makes up.

A few days ago

kdesky3

siesmographs (like they use for earthquakes) and possibly sonar. Also, I think the magnetic field of earth suggests that there is liquid at/near the center

A few days ago

karma_kougar

One of the ways, is by using satellites to study ours and other planets to determine their makeup. Studying magnetic and other energies that come from the planet

A few days ago

jessicas127

Scientific tools

A few days ago

Anonymous

since no one else has given this question a shot i will =]

i’m only 13; in yr 7 and i think science is pretty damn kool =)

unfortuently i have no idea what your talking about =P

sorry that my so called “help” wasn’t very useful ^^

A few days ago

candy

maybe they use some special device similar to ultrasound or magnetic something.

A few days ago

Bunny

use the sciencetific method.

How to win this almost unwinable argument?

1905 Russia?

Narrative Essay Help?

what is ur opinion? in this question, why we have 5 cause of civil war in 1861?

whats a good title for an autobiography?

I want to find ways of mastering english.?

Math problem?

invisible man by ralph ellison?

I need help with a homework ?

I need help with a homework ?

Related Posts