Answer:
Convection
Explanation:
Convection is heat transfer by the movement of currents within a fluid. During convection, heated particles of fluid begin to flow. This flow transfers heat from one part of the fluid to another.
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The launch of Sputnik into the Earth's orbit was the most clearly prompted choice that enabled the United States to pursue the Space Race.
2. a wise and popular government in the United States is the answer
