Active Solar Energy Collection and Electricity Basics

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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?

<p>Electrolysis</p> Signup and view all the answers

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

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

What does the First Law of Thermodynamics state?

<p>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.</p> 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?

<p>Zeroth Law of Thermodynamics</p> Signup and view all the answers

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

<p>R-value</p> Signup and view all the answers

Define Passive Solar Energy Collection Systems.

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

What is the unit of potential difference symbolized as V?

<p>Volt</p> Signup and view all the answers

What does Ohm's Law state?

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

Explain the Second Law of Thermodynamics.

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

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