ravenbada04
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Uma wants to recreate the discovery of superconductivity. Which describes the materials needed?

A) a tool to increase temperatures, copper, resistance, a tool to measure electric current
B) a tool to drop temperatures, mercury, an electric current, and a tool to measure resistance
C) a tool to drop temperatures, mercury, resistance, a tool to measure electric current
D) a tool to increase temperatures, copper, an electric current, and a tool to measure resistance

Answer :

Answer:

B)a tool to drop temperatures, mercury, an electric current, and a tool to measure resistance
B a tool to drop temp

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