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Active Solar Energy Collection and Electricity Basics

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Active Solar Energy Collection and Electricity Basics

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Questions and Answers

What unit is used to measure electric current in the meter-kilogram-second system?

Ampere

Define convection in the context of heat transfer.

The transfer of heat by the movement of a mass or substance.

What form of energy is caused by the movement of electrons?

Electricity

What is the process in which an electric current is used to produce a chemical reaction?

Electrolysis Signup and view all the answers

Define the term 'Entropy' in the context of thermodynamics.

A thermodynamic quantity representing the amount of energy in a system that is no longer available for doing mechanical work. Signup and view all the answers

What does the First Law of Thermodynamics state?

The internal energy in a system remains constant and the change in thermal energy of a system is equal to the work done on the system. Signup and view all the answers

What law states that if two bodies are in thermal equilibrium with a third body then the first two bodies are in thermal equilibrium with each other?

Zeroth Law of Thermodynamics Signup and view all the answers

What is the measure of resistance to heat flow through a material?

R-value Signup and view all the answers

Define Passive Solar Energy Collection Systems.

Systems that do not make use of any externally powered, moving parts. Signup and view all the answers

What is the unit of potential difference symbolized as V?

Volt Signup and view all the answers

What does Ohm's Law state?

Direct current flowing in an electric circuit is directly proportional to the voltage applied. Signup and view all the answers

Explain the Second Law of Thermodynamics.

It states that all natural processes proceed in a preferred direction. Signup and view all the answers