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| When rocks become strained and break, the ends snap back. This is known as... |
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| This event is caused by the vibration created by elastic rebound. |
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When a section of rock breaks, rocks on the other side of the break might move because of the elastic rebound. The surface of such a break is called a... |
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| In which direction do rocks move in a normal fault? |
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When rocks are pushed together and compressed, this type of fault occurs. |
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When shear forces cause rock on either side of the fault to move in opposite directions, this is a... |
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| An earthquake creates three types of waves: s waves, p waves, and surface waves. Which occurs first? Which causes the most damage? |
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| The point inside the earth where an earthquake originates. |
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| The point on the earth's surface located directly above the focus. |
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| What is the measurement of power of an earthquake? |
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| How many stations are required to find the epicenter of an earthquake? |
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| The scale used to measure the amplitude of an earthquake. |
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| What scale is used to measure the amount of structural and geological damage done in a specific location by an earthquake? |
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| This is a giant sea wave created by an earthquake. |
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When magma, solids, and gases are forced up by denser, cooler rocks, what is formed? |
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| Many volcanoes form when plates collide. What type of plate boundary is this? |
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| This is a massive avalanche of hot, glowing rock flowing on a cushion of intensely hot gases. |
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| What is magma called once it reaches the surface? |
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| The violence of an eruption is related to the "stickiness" of the lava. This is the lava's... |
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Name this volcano.
Lava flows in broad, flat layers.
Has gently sloping sides. |
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Name this volcano.
Usually less than 300 meters high.
Cone made of ash, cinder, and lava. |
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Name this volcano.
Steep-sided mountains.
Sometimes has violent eruptions. |
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| Name a specific composite volcano. |
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| Name the type of eruption that occurs from cracks in the Earth's surface. |
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| What is the most abundant rock on the Earth's crust? |
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| The Hawaiian Islands are an example of volcanoes that are formed by.... |
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| Hot spots are large, rising bodies of magma that force their way through the Earth's mantle and __________. |
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| Describe the plate movement at divergent boundaries. |
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| What is the Pacific Ring of Fire? |
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| It is the volcanoes that have formed around the Pacific Plate. |
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| What is the circular motion of heating and cooling in the mantle that produces plate movement? |
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