Question

(02.01 MC)

Answer 1

Answer: D.) Heat or electricity in the atmosphere

Explanation: By definition, a plasma is actually the fourth state of matter. It is a hot ionized gas that consists of an equal number of protons and electrons. To create plasma, you need an external source which contains very high energy to ionize the gas. That could be in the form of a laser. As long as it has high energy, that would be a viable source. Therefore, the answer is D.