States of Matter Quiz

1. What are the three states of matter discussed in the video?

A) Solid, liquid, plasma
B) Solid, liquid, gas
C) Gas, plasma, liquid
D) Solid, plasma, gas

2. According to the video, what happens to the particles in a solid when it is heated?

A) They become completely still
B) They vibrate more and the forces between them weaken
C) They turn into a gas immediately
D) They become colder

3. What is the term used to describe the temperature at which a solid turns into a liquid?

A) Freezing point
B) Boiling point
C) Melting point
D) Condensation point

4. How do gases behave in a container?

A) They keep a definite shape and volume
B) They fill the container and spread out as much as possible
C) They become completely still
D) They turn into a solid

5. What happens to the density of a substance as it changes from a solid to a liquid to a gas?

A) The density increases
B) The density stays the same
C) The density decreases
D) The density becomes zero