The Rock Cycle

Question 1

What is the difference between intrusive and extrusive?

Answer 1

Intrusive is below the ground and extrusive is above the ground

Question 2

How are fossils formed?

Answer 2

When an animal dies, and the soft parts decompose leaving the skeleton behind it becomes buried by particles of rock called sediment. As the layers build up, the sediment around the skeleton compacts and turns to rock

Question 3

What is fracking?

Answer 3

Fracking is the process of drilling down into the earth before a high pressure water mixture is directed at the rock to release the gas inside.