Matter Grade 5 Alberta Science Vocabulary

A model explaining that all matter is made up of small particles that are always moving and have spaces between them.

• Particle Model of Matter
• State
• Liquids
• Density

State of matter where particles are close together and vibrate in place.

• Solids
• Melting Point
• SI Units
• Particle Model of Matter

State of matter where particles are separated by spaces and can slide past each other.

• Attractive Forces
• SI Units
• Compressibility
• Liquids

State of matter where particles are separated by large spaces and move constantly in all directions.

• Gases
• Mass
• SI Units
• Attractive Forces

Forces that pull particles together; strongest in solids and weakest in gases.

• Condensation
• Attractive Forces
• SI Units
• Mass

The form in which matter exists, such as solid, liquid, or gas.

• Liquids
• Attractive Forces
• State
• Volume

The amount of matter in an object, measured in grams (g) or kilograms (kg).

• Solids
• Mass
• SI Units
• Compressibility

The amount of space an object takes up, measured in milliliters (mL) or liters (L).

• Boiling Point
• Volume
• Density
• Condensation

The mass of a substance per unit volume; determines whether it will sink or float.

• Density
• Condensation
• Boiling Point
• Liquids

The ability of a substance (mainly gases) to reduce in volume under pressure.

• Solids
• Compressibility
• Volume
• Freezing Point