What is a characteristic of solids?

• Definite shape and volume

• Definite volume but no definite shape

• No definite shape or volume

• Electrically charged particles

Which state of matter has particles that move freely at high speeds?

• Solid

• Liquid

• Gas

What distinguishes plasma from other states of matter?

• Definite shape

• Definite volume

• Electrical charge

• High compressibility

What happens to the temperature of a substance during a phase change?

• It increases

• It decreases

• It remains constant

• It fluctuates

Which state of matter is characterized by having particles that are tightly packed in a regular pattern?

• Solid

• Liquid

• Gas

• Plasma