Hosted by Mark, Sam and Gerald

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Mark, Sam and Gerald

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Layers of the Earth

Rocks and Minerals

More Rocks and Minerals

Plate Tectonics

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Row 1, Col 1

This flows slowly.

What are mantle rocks?

1,2

Chalk becomes this whenmetamorphasized

What is marble?

1,3

Lava is brought to the surfaceHardens to form this type of

Igneous rock

What is extrusive rocks

1,4

A break along which two rocksMove.

What is a fault

2,1

This separates the Earth’s mantleFrom the outer core

What is the Gutenburg discontinuity?

2,2

Breccia, coal and puddingstone arethis

What are sedimentary rocks

2,3

Igneous rocks are classifiedAccording to this.

What is composition and texture

2,4

This is when two plates slippast each other

What is strike-slip boundary

3,1

The core is mostly made of whatAnd what property does it give

The Earth.

What is iron and a magnetic property

3,2

When metamorphic rock contains stripes or bands

What is a foliated rock

3,3

Rocks formed from moltenrock.

What are igneous rocks

3,4

Underwater mountain chaincreated when two plates

separate

What is a mid-ocean ridge

4,1

This crust is thinnerand more dense

than the other type of crust.

What is oceanic crust?

4,2

These rocks consist of largecrystals scattered on a

Background of much smaller crystals

What are porphyritic rocks

4,3

The word foliated comes fromThe Latin word for what.

What is the Latin word for leaf

4,4

These are mostly found underthe ocean

What are lithospheric plates

5,1

The theory that all seven continents was once a big super continent

What is pangaea?

5,2

The texture of rocks that form fast and are extrusive

What are fine-grained igneous rocks

5,3

Rocks that are not banded andDon’t break into layer are this.

What are unfoliated rocks.

5,4

The earth is made up ofsmall segments and are

floating on a layerof liquid rock.

What is the theory of plate tectonics?