What is a primary characteristic of plasma?

Plasma is primarily characterized by being composed entirely of charged particles, which include free electrons and ions. This composition allows plasma to exhibit unique behaviors not found in solids, liquids, or gases. The presence of these charged particles is what enables plasma to conduct electricity and respond to electromagnetic fields.

Unlike other states of matter, plasma is typically formed at high temperatures where sufficient energy is provided to strip electrons from atoms or molecules, creating the mixture of ions and electrons. This property is what makes plasma so distinct, as it allows it to be affected by electric and magnetic fields, and also explains phenomena such as lightning and the glow seen in neon lights.

The incorrect options emphasize characteristics that do not define plasma. For instance, the idea that plasma cannot conduct electricity contradicts the fundamental property of plasma. Additionally, stating that plasma has a stable form under low energy conditions overlooks its dependence on high energy levels for formation. Lastly, saying that plasma exists only in extreme cold environments is incorrect, as plasma typically forms under high-energy conditions, such as in stars and flames, rather than cold environments.