Basic States
Phase Changes
Properties of Matter
Energy & Particles
Real-World Examples
100

The state of matter with a definite shape and volume.

What is solid?

100

Solid to liquid.

What is melting?

100

The ability of a substance to flow.

What is viscosity?

100

When you heat a solid, the particles move ____.

What is faster?

100

Ice melting is this phase change.

What is melting (solid to liquid)?

200

This state has a definite volume but no definite shape.

What is liquid?

200

Liquid to gas.

What is evaporation or boiling?

200

The amount of space matter takes up.

What is volume?

200

The amount of energy needed to change a substance from solid to liquid.

What is heat of fusion?

200

Boiling water turns to this state.

What is gas (steam)?

300

This state has neither a definite shape nor volume.

What is gas?

300

Gas to liquid.

What is condensation?

300

The mass per unit volume.

What is density?

300

Gases have more of this than solids or liquids.

What is kinetic energy?

300

Fog forming from water vapor is an example of ___.

What is condensation?

400

The fourth state of matter found in stars.

What is plasma?

400

Solid to gas without becoming liquid.

What is sublimation?

400

This property changes when a substance changes state.

What is energy (or temperature)?

400

This law says matter isn’t created or destroyed.

What is the Law of Conservation of Mass?

400

Dry ice becoming gas is an example of ___.

What is sublimation?

500

This state behaves like both a solid and a liquid.

What is Bose-Einstein condensate (or non-Newtonian fluid for easier version)?

500

Gas to solid without becoming liquid.

What is deposition?

500

These forces hold particles in a solid together.

What are intermolecular forces?

500

This type of change can be reversed (melting/freezing).

What is a physical change?

500

This common kitchen item shows all three states of matter at once.

What is a can of soda (liquid, gas, solid container)?

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