The Earths Crust.
- Words:
- 1535
- Submitted:
- Fri Oct 24 2003

Have a little read: ... Sedimentary Rock Sedimentary rocks are layers of dirt, sand or little pieces of rock that are compressed very tight to form a single rock. Sedimentary rocks are formed somewhere where there is loose bits of sand, dirt or little pieces of rock. It needs an area of pressure where the rock can be compressed, like a very deep ocean which will force the rock down. The dirt falls on the bottom of the sea bed and slowly accumulates layer after layer, while the pressure from the ocean compresses it. Only sedimentary rocks contain fossils. Metamorphic rocks and igneous rocks have been through too much heat to have any fossils left in them. Fossils are very useful to identify the age of the rock, because they can be compared to known ages. Sandstone is an example of sedimentary rock. This is formed from sand and it looks like sand. The rock
BETTER MARKS THAN I EVER HOPED FOR
A FANTASTIC HELP
Secure low cost access to the largest collection of model answers anywhere...
Finally, did you know, we are the only essay site certified as safe by the Credit Card industry? (100% PCI DSS compliant). You can feel 100% secure accessing the largest collection of model answers on the Internet - plus our very low price means even struggling students can afford to get help fast. Start now...
- Feel secure and in control - the ultimate stress buster
- We're the only site with over 1 Million monthly visitors
- You'll instantly spot winning structures and ideas - FAST!
- Backed by Anti-plagiarism experts
- Your revision, essays or coursework DONE! Just 9p!










