Uma wants to recreate the discovery of superconductivity. Which describes the materials needed?
a tool to increase temperatures, copper, resistance, a tool to measure electric current
a tool to drop temperatures, mercury, an electric current, and a tool to measure resistance
a tool to drop temperatures, mercury, resistance, a tool to measure electric current
a tool to increase temperatures, copper, an electric current, and a tool to measure resistance
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In a system, when potential energy decreases, then entropy also decreases. true false

1.)the isotope cobalt-60 has a nuclear mass of 59.933820 u calculate the mass defect of cobalt-60 using the following information. mass of proton: 1.007825 u mass of neutron: 1.008665 u 1 u = 931.5 mev 2.)the isotope cobalt-60 has a nuclear mass of 59.933820 u calculate the binding energy of cobalt-60 using the following information. mass of proton: 1.007825 u mass of neutron: 1.008665 u 1 u = 931.5 mev 3.)the isotope cobalt-60 has a nuclear mass of 59.933820 u calculate the binding energy per nucleon of cobalt-60 using the following information. mass of proton: 1.007825 u mass of neutron: 1.008665 u 1 u = 931.5 mev

What is the weight of a 8-kg substance in n, kn, kg·m/s2, kgf, lbm·ft/s2, and lbf?