Answer: molten rock that cools and hardens on Earth's surface.
Explanation: Lava is liquid rock that are thrown to the Earth's surface by the action of a volcanic eruption. On cooling a Lava form an igneous rock. The Lava are found in the Earth's crust naturally but are thrown to the surface during a volcanic eruption. Lava has the ability to travel long distances during an Eruption.
Answer:
Africa
Explanation:
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Answer:
It is important because:
Explanation:
It is one of the largest reserves of natural gas found in the country, and adds considerably to the natural gas supply. The reason the formation is so important lies in its economic significance. Shale gas is much cheaper than oil, and the Marcellus Shale significantly enhances our reserves.
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Answer:
A pyramid is a prism, but unlike pyramids, prisms can come in may different overall shapes such as rectangular prisms, etc
Explanation: