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timurjin [86]
4 years ago
8

Which statement best describes copper?

Physics
1 answer:
ira [324]4 years ago
4 0

Answer:

D. It has a low resistance and allows charges to move freely.

Explanation:

The high conductivity of copper allow charges to move freely without the need of too much force. The conductivity decreases with increase in resistance. Low resistance also means less heating of the conductors. This property of copper makes it ideal for use in the manufacture of electric cables and conductors for various gadgets.

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a) If the thermometer is placed well below the condenser it will record a higher temperature.

b) If the thermometer is placed well above the condenser it will record a lower temperature.

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A) ) If the thermometer is placed below the opening to the condenser, a higher temperature will be recorded than if it is placed close to the opening since the bulb is contact with both the vapuor and liquid that is entering the condenser.

B) If the thermometer is placed above the condenser, a lower temperature will be recorded than if it is placed close to the opening since the bulb is not in full contact with both the vapuor and liquid that is entering the condenser.

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How does light reflect from the surface of carbon, copper wire, and the silicon lump? Does it appear metallic or nonmetallic (is
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When a light wave hits a metallic surface, the electrons on the surface are pushed and ... in a process called "total internal reflection", making that surface look shiny too.

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metallic shiny nonmetallic dull:)

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