1. List the four main assumptions of the kinetic theory. 1. 2 __ 3 According to the kinetic theory, how do particles in matter behave? __ __

## Step 1<br />The kinetic theory of matter is a fundamental concept in physics that explains the behavior of particles in different states of matter. The theory is based on four main assumptions:<br /><br />1. All matter is composed of tiny particles. These particles can be atoms, molecules, or ions.<br /><br />2. These particles are in constant motion. This motion is not just random, but it is also influenced by the temperature of the substance.<br /><br />3. The particles are far apart relative to their size. This assumption is particularly true for gases, where the particles are much larger than the space between them.<br /><br />4. The particles collide with each other and with the walls of their container. These collisions are perfectly elastic, meaning that there is no net loss of kinetic energy.<br /><br />## Step 2<br />The kinetic theory also explains how particles in matter behave. According to the theory, particles in matter are in constant motion. This motion is not just random, but it is also influenced by the temperature of the substance. The higher the temperature, the faster the particles move. This motion is what causes the particles to collide with each other and with the walls of their container, which is why we can feel the pressure of a gas.