Properties of Water Quiz

What is 0 Celsius in the Kelvin scale?

• 0 K

• -273 K

• 100 K

• 273 K

Which state of matter is associated with the most energy?

• Solid

• Liquid

• Gas

• Plasma

By what percentage does ice expand when it freezes?

• 5%

• 8%

• 10%

• 12%

What is the temperature at which water freezes?

• 0°C

• 4°C

• 99°C

• 100°C

What type of heat is needed to maintain water in a gaseous state?

• Sensible heat

• Latent heat

• Radiant heat

• Conductive heat

What is the process called when water changes from solid to liquid?

• Freezing

• Melting

• Condensing

• Vaporizing

Which process involves water vapour turning into liquid?

• Condensation

• Evaporation

• Infiltration

• Transpiration

Which type of water is formed from salt (calcium sulphate) according to the diagram?

• Very soft water (acidic)

• Soft water (acidic)

• Permanent hard water (alkaline)

• Temporary hard water (alkaline)

What is the temperature that limescale forms into temporary hard water?

• 50°C

• 60°C

• 65°C

• 70°C

What is the pH value of pure water?

• 5

• 6

• 7

• 8