what are fossils? a fossil is a plant or animal from long ago that has turned to stone

6
What are fossils? A fossil is a plant or animal from long ago that has turned to stone. How are fossils formed?

Upload: holmes-vang

Post on 31-Dec-2015

17 views

Category:

Documents


0 download

DESCRIPTION

What are fossils? A fossil is a plant or animal from long ago that has turned to stone. How are fossils formed?. First, the dinosaur must die and get buried in dirt. Then, the soft parts of the dinosaur rot away and continues to be buried underground. - PowerPoint PPT Presentation

TRANSCRIPT

Page 1: What are fossils? A fossil is a plant or animal from long ago that has turned to stone

What are fossils?

A fossil is a plant or animal from long ago that has turned to stone.

How are fossils formed?

Page 2: What are fossils? A fossil is a plant or animal from long ago that has turned to stone

First, the dinosaur must die and get buried in dirt.

Page 3: What are fossils? A fossil is a plant or animal from long ago that has turned to stone

Then, the soft parts of the dinosaur rot away and continues to be buried underground.

Page 4: What are fossils? A fossil is a plant or animal from long ago that has turned to stone

Next, water carrying minerals seep into the bones called pores and the bones start to harden.

Page 5: What are fossils? A fossil is a plant or animal from long ago that has turned to stone

After some time, more layers of dirt cover the bones and the weight of the dirt pushes down on the bones.

Page 6: What are fossils? A fossil is a plant or animal from long ago that has turned to stone

Finally, after millions of years have gone by the bones turn into a fossil.