Question

1. electricity is the flow of ______ charges in a circuit.

options: positive, neutral, negative, negative

1. the fourth state of matter is called ______.

options: solid, liquid, gas, plasma

1. electricity has ______ temperature.

options: a room, a cold, a hot, a blistering

Explanation:

1. Electricity is the flow of electrons. Electrons are negatively - charged particles, so electricity is the flow of negative charges.
2. The four states of matter are solid, liquid, gas, and plasma. Plasma is considered the fourth state.
3. Electricity is a form of energy and does not have a temperature associated with it in the way these options suggest. It is not a substance with a room, cold, hot, or blistering temperature.

Answer:

1. negative
2. Plasma
3. None of the above (as electricity doesn't have a temperature in the context of these options)