10PT!!!!Please Help Geologists use^^"?

Question

please hlpe me on this!! thanks alot

1.Describe how geologistsuse each of the following techinques to find out information about the Earth's surface:

a)geological field work

b)drilling

c)remote sensing

2.Name two different uses for a geological map of an area.

3.What does looking at the Earth's surface tell a geologist about what happening underground?

4.Why would it be necessary for a geologist to physically explore an area of interest rather than just using satellite images(remote sensing) to draw conclusions about the area's surface?

thanks~~~

Answer 1

Try here

http://geology.about.com/

www.geology.com