Earth Science Fall Final Review - NCHS

A mineral breaks into pieces as shown in the picture. How would you describe its breakage?

• Fracture
• Cleavage
• Glassy
• Waxy

Which of the following is NOT true of minerals?

• They are liquids
• They are formed in nature
• They are inorganic
• They have crystalline structure

Which mineral property is being shown here?

• luster
• hardness
• cleavage
• streak

Is Granite high or low in Silica?

• high
• low

Where can we find Basalt?

• mountains
• valleys
• deserts
• ocean floor

Describe this rock

• Intrusive , High Silica
• Intrusive , Low Silica
• Extrusive , High Silica
• Intrusive , Low Silica

Your friend offers to show you an intrusive igneous rock. Which of the following would you expect to see?

• A rock with light color

• A rock with large crystals

• A rock with small crystals

• A rock with dark color

Basalt is an igneous rock with very small crystals. This means it cools...(choose all that apply)

• Slowly

• Quickly

• Under ground

• Above ground

What is the relationship between cooling rate and crystal size?

• Longer cooling time allows smaller crystals to form.

• Longer cooling time allows larger crystals to form.

• Shorter cooling time allows larger crystals to form.

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What is the rigid layer of the Earth's surface made up of the  crust and upper mantle called?

• asthenosphere
• lithosphere
• mesosphere
• continental crust