Answer:
Explanation:
Igneous rocks form when magma cools and crystallizes, either at volcanoes on the surface of the Earth or while the melted rock is still inside the crust. All magma develops underground, in the lower crust or upper mantle, because of the intense heat there. Igneous rocks can have many different compositions, depending on the magma they cool from. They can also look different based on their cooling conditions. For example, two rocks from identical magma can become either rhyolite or granite, depending on whether they cool quickly or slowly.
Answer:
The correct answer is D. The Antarctic Treaty set Antarctica aside for scientific research.
Explanation:
The Antarctic Treaty was signed on December 1, 1959 in Washington and became effective on June 23, 1961.
Through it, a normative framework was provided in relation to: the peaceful use of Antarctica; cooperation for scientific research; information exchange; the inspection regime for activities carried out in the Antarctic; the status quo of the territorial claims of seven of the signatory countries; and norms and conventions for the conservation of resources and the environment.
The Treaty designates Antarctica as a region of peace and cooperation, also addressing issues related to claims of sovereignty. It establishes that: "in the interest of all humanity, Antarctica will continue to be used exclusively for peaceful purposes and will not become the scene or object of international discord".
The Treaty was signed by Argentina, New Zealand, Australia, Norway, Belgium, South Africa, Russia, Chile, France, Great Britain, Japan and the United States.
It is free to the buyer because he does not have to pay for the second product, but it is not free to society because the cost to produce the product including the labors, materials, machines, and electricity cost go unpaid.
Martha's presence at the Continental Army’s winter encampments not only helped to encourage George Washington, but also boosted the morale of the entire camp
Answer:
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Explanation:
<em>The Himalayas stretch across the northeastern portion of India. They cover approximately 1,500 mi (2,400 km) and pass through the nations of India, Pakistan, Afghanistan, China, Bhutan and Nepal.</em>
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