Which state of matter is represented by lightning?

• Gas

• Plasma

• Liquid

• Solid

What happens to the kinetic energy of particles as temperature increases?

• It decreases

• It fluctuates randomly

• It remains the same

• It increases

What is the process called when a liquid turns into a gas without reaching boiling point?

• Condensation

• Boiling

• Evaporation

• Freezing

What is sublimation?

• A solid turning directly into a gas

• A solid turning into a liquid

• A liquid turning into a solid

• A gas turning into a liquid

Which of the following is an example of sublimation?

• Dry ice turning into gas

• Water freezing

• Ice melting

• Water boiling

What is the process called when a gas turns into a liquid?

• Sublimation

• Evaporation

• Condensation

• Freezing

What happens to particles during freezing?

• They speed up and spread out

• They slow down and pack closely

• They remain in the same state

• They turn into gas

What is deposition?

• A solid turning into a liquid

• A gas turning directly into a solid

• A liquid turning into a gas

• A gas turning into a liquid

What is ionization?

• A gas turning into plasma

• A gas turning into a liquid

• A solid turning into a gas

• A liquid turning into a solid

What is the reverse process of ionization called?

• Sublimation

• Condensation

• Freezing

• Deionization