Red Seal Welding Practice Exam

What is plasma described as?

1. Liquid gas

2. Super heated gas

3. Solidified gas

4. Liquefied gas

The correct answer is: Super heated gas

Plasma is described as a superheated gas because it is a state of matter in which the particles are highly energetic and have reached a high temperature, causing them to be ionized and creating an electrically conductive gas. A plasma is not a liquid gas, as it does not have a fixed volume or shape. It is also not a solidified gas or a liquefied gas, as these states of matter have much lower temperatures and do not exhibit the same properties as plasma. When describing plasma, it is important to understand that it is a distinct state of matter that is different from other states of gas and has unique characteristics.