## What is the kinetic theory GCSE?

The kinetic theory model can be used to explain the properties of solids, liquids and gases by considering the molecules they are made from and their motion. For gases, the kinetic theory model explains that gas pressure is caused by the collisions between the particles and their container.

### What is kinetic particle theory in chemistry?

The kinetic theory of matter (particle theory) says that all matter consists of many, very small particles which are constantly moving or in a continual state of motion. The degree to which the particles move is determined by the amount of energy they have and their relationship to other particles.

What is the particle theory GCSE chemistry?

The particle theory of matter is a model that describes the arrangement and movement of particles in a substance. The model is used to explain the physical properties of solids, liquids and gases.

What is the simple kinetic theory?

The simplest kinetic model is based on the assumptions that: (1) the gas is composed of a large number of identical molecules moving in random directions, separated by distances that are large compared with their size; (2) the molecules undergo perfectly elastic collisions (no energy loss) with each other and with the …

## What are the three assumptions of the kinetic theory of matter?

The three main components of the kinetic theory of gases are: 1) When molecules collide with each other, no energy is gained or lost. 2) The space occupied by the molecules of gas in a container is very negligible. 3) These molecules always have linear motion.

### What is the kinetic theory of liquids?

The kinetic molecular theory suggests that the vapor pressure of a liquid depends on its temperature. As can be seen in the graph of kinetic energy versus number of molecules, the fraction of the molecules that have enough energy to escape from a liquid increases with the temperature of the liquid.

What are the 3 main ideas in the kinetic theory?

What are the 4 parts of the kinetic molecular theory?

The kinetic-molecular theory of gases assumes that ideal gas molecules (1) are constantly moving; (2) have negligible volume; (3) have negligible intermolecular forces; (4) undergo perfectly elastic collisions; and (5) have an average kinetic energy proportional to the ideal gas’s absolute temperature.

## What are the 5 main ideas of particle theory?

Terms in this set (5) All matter is made of particles. Particles have space between them. Particles are always moving. Particles move faster and get farther apart when heated.

### What are the 6 particle theory of matter?

3.2 state the postulates of the particle theory of matter (all matter is made up of particles; all particles are in constant motion; all particles of one substance are identical; temperature affects the speed at which particles move; in a gas, there are spaces between the particles; in liquids and solids, the particles …