CP Ch09.3 Electric Current from Voltage

What are conduction electrons responsible for in metals?

• Good heat conduction

• Good electrical conduction

• Both heat and electrical conduction

• Magnetic properties

How is electric current similar to water flow?

• Both involve the flow of particles

• Both require a pressure difference to flow

• Both are measured in amperes

• Both involve the flow of protons

An ampere is a measurement of

What is the unit of electric current?

• Volt

• Coulomb

• Ampere

• Joule

Who invented the first batteries?

• Daniel Bernoulli

• Isaac Newton

• Nikolai Tessla

• Alessandro Volta

What is voltage directly proportional to?

• Electric potential energy

• Electric current

• Electric resistance

• Electric charge

How is electric potential defined?

• Energy per charge

• Charge per energy

• Energy per voltage

• Voltage per charge

What is required to maintain a steady electric current in a wire?

• A difference in voltage

• A difference in current

• A difference in resistance

• A difference in charge

According to this diagram, what does a Joule/ Coulomb equal to

• C/J

• Volt

• Joule/Coulomb²

• Watt

Which of these does NOT provide voltage?

• Generator

• A Pump

• Lithium Battery

• An Eel