Do Now 1/12/12

This is Earth from a satellite. Write down what you notice in the picture.

Fact or Fiction about Earth

1. Earth is almost 5 billion years old.2. 71% of Earth’s surface is covered in water.3. A year on Earth is 365 days. 4. Earth is the only planet that has living things.5. Earth is made up of mostly rock.

Earth is almost 5 billion years old. FACT71% of Earth’s surface is covered in water. FACT A year on Earth is 365 days. FICTIONEarth is the only planet that has living things. FACTEarth is made up of mostly rock. FICTION

Layers of the Earth

Earth’s Surface

Earth’s CrustThinnest layerMade up of rock plates that can move

Earth’s Mantle

Made up of hot, liquid rock called magma. About 2,900 km deep.

Earth’s Outer Core

Made up of melted metal – nickel and ironAbout 4,000 degrees F

Earth’s Inner Core

Made up of solid metal that is magneticAbout 9,000 degrees F

Diagram of Earth’s Layers

1. Use the foil pan to trace a circle onto the white paper. Cut it out.

2. Use the bowl to trace a circle onto the brown paper. Cut it out.

3. Use the lid to trace a circle onto the red paper. Cut it out.

4. Use the large part of the cup to trace a circle onto the orange paper. Cut it out.

5. Use the small part of the cup to trace a circle onto the yellow paper. Cut it out.

6. Glue each circle inside each other, going from biggest to smallest. 7. Decorate the surface of the Earth. 8. Write the name of each layer inside its circle.

SurfaceCrust

MantleOuter CoreInner Core

Pretend you went on a mission to dig to the center of the Earth. Write a letter to a friend describing what it was like going through the different layers of Earth and what you found on your way.