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Fundamentals of Heat and Temperature Quiz

#1

Which of the following is a measure of the average kinetic energy of the particles in a substance?

Temperature
Explanation

Measure of particle motion.

#2

What is the unit of measurement for heat energy in the International System of Units (SI)?

Joule
Explanation

Unit of energy.

#3

What is the term for the temperature at which a substance changes from a gas to a liquid state?

Boiling point
Explanation

Phase transition temperature.

#4

In the Fahrenheit scale, at what temperature does water boil?

212°F
Explanation

Boiling point in Fahrenheit.

#5

What is the term for the transfer of heat energy through electromagnetic waves?

Radiation
Explanation

Heat transfer via waves.

#6

Which temperature scale is commonly used in scientific and engineering calculations?

Kelvin
Explanation

Absolute temperature scale.

#7

According to the Zeroth Law of Thermodynamics, what happens when two systems are each in thermal equilibrium with a third system?

They have the same temperature.
Explanation

Equilibrium temperature principle.

#8

Which material is a good conductor of heat?

Copper
Explanation

High thermal conductivity metal.

#9

Which law of thermodynamics states that energy cannot be created nor destroyed, only transferred or converted from one form to another?

First Law
Explanation

Conservation of energy.

#10

What is the term for the amount of heat energy required to raise the temperature of one gram of a substance by one degree Celsius?

Specific heat capacity
Explanation

Heat capacity per unit mass.

#11

What type of substance tends to resist changes in its temperature and requires more heat to raise its temperature?

Insulator
Explanation

Poor conductor of heat.

#12

Which law of thermodynamics states that the entropy of an isolated system will always increase over time?

Second Law
Explanation

Entropy always increases.

#13

What is the formula for calculating specific heat capacity?

Q = mc
Explanation

Heat capacity formula.

#14

Which process involves the transfer of heat energy through the movement of fluid (liquid or gas) caused by temperature differences?

Convection
Explanation

Heat transfer via fluid motion.

#15

What is absolute zero in the Celsius scale?

-273.15°C
Explanation

Lowest possible temperature.

#16

Which law of thermodynamics states that no process is possible whose sole result is the complete conversion of heat into work?

Second Law
Explanation

Entropy increase law.

#17

What is the process by which a substance changes directly from a solid to a gas without passing through the liquid state?

Sublimation
Explanation

Solid to gas transition.

#18

What is the term for the maximum amount of water vapor that can be present in a given volume of air at a particular temperature?

Relative humidity
Explanation

Water vapor saturation.

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