Kinetic Molecular Theory Review

What does the kinetic molecular theory explain?

• The behavior of liquids

• The behavior of solids

• The behavior of gases

• The behavior of plasma

According to the kinetic molecular theory, gases are made up of what?

• Large particles with random velocities

• Tiny particles with constant velocities

• Tiny particles with random velocities

• Large particles with constant velocities

What is pressure defined as in the context of physics?

• The force per unit volume exerted on a surface

• The force per unit mass exerted on a surface

• The force per unit length exerted on a surface

• The force per unit area exerted on a surface

Which of the following is NOT a unit of pressure?

• Pascal (Pa)

• Atmosphere (atm)

• Pounds per square inch (psi)

• Kilograms per square meter (kg/m²)

In the context of gases, what does temperature determine?

• The color of the gas

• The pressure the gas exerts

• The speed and energy of the gas molecules

• The volume of the gas

Tags

NGSS.HS-PS3-2

Which of the following is a unit of volume?

• Celsius

• Cubic Meter (m³)

• Kelvin

• Pound (lb)

In the Kinetic Molecular Theory, temperature should always be measured in which unit?

• Celsius

• Fahrenheit

• Kelvin

• Rankine

What happens to the pressure when the amount of gas in a given volume is increased?

• Pressure decreases

• Pressure remains the same

• Pressure increases

• Pressure is halved

If the temperature of a gas is doubled, what happens to the pressure?

• The pressure is halved.

• The pressure remains unchanged.

• The pressure is doubled.

• The pressure is quadrupled.

What type of relationship exists between the temperature and pressure of a gas?

• Inverse relationship

• No relationship

• Direct relationship

• Proportional relationship