Subject: Science Grade: 6 Duration: 60 mins x 2 days Theme: Energy, Forces and Matter Focus Question: What changes are reversible and irreversible? Content Summary Condensation is the change from a vapour to a condensed state (solid or liquid). Evaporation is the change of a liquid to a gas. • Substances can change their state by heating and cooling. • Melting, freezing, evaporation and condensation can cause materials to change state. Activities • View videos/pictures of materials changing state, including the freezing of water. Phases of Matter - Evaporation,Condensation,Freezing ,Melting -Kindergarten,Preschoolers - YouTube Observe the following for more information on the states of matter Assessment Tier 1 Label the process at each stage 1. Match the correct state of matter to each example: (Solid, Liquid, or Gas) o a) Ice _______________ o b) Water _______________ o c) Steam _______________ 2. Fill in the blanks: o A solid ...