Happy October!10/1/2012

1. How do ice cores provide a record of the earth’s climate?

2. Explain how the earth gets colder after a volcanic eruption.

3. How do scientists use tree rings to see yearly rainfall?

4. What did you do this weekend? As always please keep it CLASSROOM appropriate!

DO NOW!

Coming Soon: New Features!• Tracking corner– How is your class doing on objective mastery?– How are other classes doing on objective

mastery?– Eventually… how are YOU doing on objective

mastery?• Literacy board– Ink Think strategies– Writing in complete sentences & speaking in

complete thoughts

LEQ 5 Rock & Roll

How are different rocks formed and how do they shape our understanding of the earth’s

CRUST?

What Does Crust Look Like?

• A lot of the crust is hard to see because it is covered by soil, rock and water

EVERYTHING WE TALK ABOUT TODAY HAS TO DO WITH THE CRUST

Rocks• Anywhere you can see

rock, you are seeing the crust of the Earth!!!

Three types of rocks you need to know:1. Igneous rock2. Sedimentary rock3. Metamorphic rock

CRUST!!!!

What is Igneous Rock?• How does it forms?

Magma (lava) from volcanoes cools down

• What does it look like? Glassy, Shiny, Crystals

• Example: Granite, Basalt

What is Sedimentary Rock?

• How does it form? Sediment (rock pieces and soil) is compacted or squeezed into rock

• What does it look like? Layers, Porous, often contains fossils

Examples: Chalk, limestone, sandstone

What is Metamorphic Rock?• How does it form? Many

rocks are squeezed by pressure & heat, forming new rocks.– Deposition: Rocks/Soil is

deposited.– Compaction: Rock/Soil is

pushed together.– Cementation: Compacted

rock is heated.

What is Metamorphic Rock?• What does it look

like? Bands/Stripes of light and dark, Crystals

• Examples: Marble, slate

http://www.youtube.com/watch?v=rkGVE6wNAzo&list=UU2DwkfiWSqRXxZ685AiFdGQ&index=4&feature=plcp

*You should be reading the lyrics and following along

Let’s Sum It up with A Rap

CRAYON DEMONSTRATION

Each group should have…• 1 lab sheet per person• 2 pieces of aluminum foil• 2 pieces of cardboard• 1 half sheet of scrap paper• 3 crayons• 2 pennies• 1 straw

MISSING ANYTHING? Tell MS. K NOW.

Thinks to know…

• Instead of using a hammer, you can use a textbook, your fist, your shoe, etc.

• Any time your lab sheet says “heat,” come up front to use one of the candles.

• When you finish…– Conclusion activities on the back side of your lab

sheet.