Matter: gases, liquids and solids: States of matter
Measuring the volume of matter
Measuring the mass of matter
Mass and volume together: the density of liquids and solids
Finding the mass and density of gases: Measuring the mass of air
Measuring the mass of water in air and in water
Measuring the mass of a solid in water
Checking up on Archimedes' buoyancy idea
Measuring the mass of gases
Carbon dioxide: a heavier gas
Density of carbon dioxide
Making solids and liquids disappear and reappear: Making solids disappear
Making a liquid reappear (and a gas appear)
Temperature and making liquids disappear
Making solids disappear as liquids appear and vice versa
Making a liquid appear in a chemical reaction
Liquids disappearing in other liquids
Liquid surface tension and viscosity: Heaping liquids
Measuring surface tension
Conductivity and the effects of temperature on matter: Electrical conductivity
Thermal (heat) conductivity of solids
- Thermal conductivity of liquids and gases
Effect of temperature on gases and liquids
Effect of temperature on solids
