Kinetic Molecular Theory (KMT)

Multiple Choice

Definite shape and a definite volume.

• Gas
• Liquid
• Solid

Multiple Choice

No Definite Shape and No Definite Volume

• Gas
• Liquid
• Solid

Multiple Choice

All matter is made of _____ that are constantly moving.

• insulators

• particles

• convection

• pieces of plastic

Multiple Choice

1. Kinetic refers to _______________

• Force

• Energy

• Motion

• Acceleration

Multiple Choice

According to the kinetic molecular theory, a gas consists of molecules in constant fixed motion.

• True

• False

Multiple Choice

According to the kinetic molecular theory, all collisions between gas molecules are inelastic; all kinetic energy is lost.

• True

• False

Multiple Choice

The first postulate of the KMT is that all matter is made up of

• tiny particles

• molecules

• cells

• mass

Multiple Choice

According the KMT, the particles are in

• different states

• organized patterns

• constant motion

• various containers

Multiple Choice

According to the KMT, increasing the temperature of particles will

• give off energy

• increase motion

• decrease volume

• increase pressure

Multiple Choice

Which of the following postulates of kinetic molecular theory explains why a liter of gas is essentially a liter of empty space?

• The particles in a gas are considered to be small, hard spheres with insignificant volumes.

• The motion of the particles in a gas is rapid, constant, and random.

• The collisions between particles in a gas are perfectly elastic.

• Equal volumes of gases at the same temperatures and pressure contain equal numbers of moles

Multiple Choice

Which of these is a postulate of kinetic molecular theory?

• Molecules of gases have a finite volume

• Molecules of gases attract and repel one another.

• Collisions between gas molecules are inelastic

• The kinetic energy of gas molecules depends on temperature.

Multiple Choice

A measure of how hot or cold something is; specifically a measure of the average kinetic energy of the particles in an object.

• Thermometer
• Temperature
• Absolute Zero
• Specific Heat

Multiple Choice

What determines the temperature of a gas?

• How hot or cold the gas is

• The total kinetic energy of the gas particles

• The average kinetic energy of the gas particles

• The average potential energy of the gas particles