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Science_Volcanoes
Question | Answer |
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Volcanoe | is a wead spot in the crust where molten material, or magma, comes to the surface |
magma | is a molten mixture of rock forming substances, gases, and water from the mantle |
lava | When magma reaches the surface |
Ring of Fire | Its a major belt, formed by the many volcanoes that rim the Pacific Ocean. |
Island arc. | Teh resulting volcanoes create a sting of islands |
Hot spot | Its an area where material from deep whithin the mantle rises and then melts, forming magma |
Magma Chamber | Beneath a volcano, magma collecgs in a pocket |
Pipe | Magma moves upward in a long tube in the ground that connects the magma chamber to Earths surface |
vent | Molten rock and gas leave the volcano through an opening |
lava flow | is the area covered bylava as it pours out of a vent |
Crater | is a bowl shaped that may form at the to of a volcanoe around the centural vent |