Thermal Properties of Matter Quiz

Which of the following best defines the thermal property of matter?

• The ability of matter to resist temperature change

• The behavior of matter when heat is added or removed

• The mass of matter at constant temperature

• The electrical property of a solid

Which law relates the pressure, volume, and temperature of an ideal gas?

• Boyle’s Law

• Charles’s Law

• Ideal Gas Law

• Avogadro’s Law

What is the value of the universal gas constant ( R ) in SI units?

• 8.31 J/mol·K

• 1.00 J/mol·K

• 4.18 J/mol·K

• 6.02 × 10²³ J/mol·K

According to the Kinetic Molecular Theory, temperature is directly proportional to the gas molecules’ ______.

• Potential energy

• Kinetic energy

• Momentum

• Pressure

The equation of state for an ideal gas is expressed as:

• ( PV = RT )

• ( PV = nRT )

• ( P + V = nR )

• ( P/V = nRT )

Which property of matter increases when heat is absorbed at constant pressure?

• Mass

• Density

• Volume

• Hardness

What happens to the pressure of a gas if the temperature is doubled while volume remains constant?

• Pressure decreases

• Pressure doubles

• Pressure remains the same

• Pressure becomes half

Which of the following best describes heat capacity?

• The amount of heat needed to raise 1 g of a substance by 1°C

• The total heat needed to raise any amount of substance by 1°C

• The amount of heat required to change a solid to liquid

• The amount of heat lost during condensation

Which has a higher specific heat, water or iron?

• Water

• Iron

• Both are equal

• It depends on pressure

The phase of matter with definite volume but no definite shape is:

• Solid

• Liquid

• Gas

• Plasma