When a solid is changed to a liquid phase, the solid
A. absorbs energy.
B. releases energy.
C. neither A nor B
Answer: A
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____________________ are deep underground sources of freshwater found between the porous geological layers of sand, gravel, or bedrock
Fill in the blanks with correct word
Which of the following is an example of a nonrenewable resource?
A) carbon dioxide B) human capital C) soil D) timber E) water
Judge the following sentence according to the criteria given below: The net result of an increase in atmospheric moisture should be a decrease in air temperature BECAUSE the higher reflectivity of clouds dominates over the heat absorption of water
vapor in the atmosphere. A) The assertion and the reason are both correct, and the reason is valid. B) The assertion and the reason are both correct, but the reason is invalid. C) The assertion is correct, but the reason is incorrect. D) The assertion is incorrect, but the reason is correct. E) Both the assertion and the reason are incorrect.
What are the three distinct layers of the earth?
A) mantle, crust, lithosphere B) oceanic crust, continental crust, mantle C) core, mantle, crust D) core, mantle, lithosphere E) mantle, magma, crust