Thursday, 12 February 2009

3 Types Of Rocks

Igneous rocks are fire rocks that are formed underground by trapped, and cooled magma.

Sedimentary rocks are bits of Earth and stuff that get stuck together and harden.
They are formed through compaction or sementation.

Metamorphic rocksare rocks that have changed.They were once igneous or sedimentary. This rock is formed by heat and presure

1 comment:

  1. Hi, I was wondering where I could find the source of the top diagram below (The Rock Cycle). I'm writing a book and would like to get permission to use it. Could you tell me who the source is? Thank you, Todd

    ReplyDelete

The Rock Cycle

The Rock Cycle
The rock cycle