Page 3 - Matter Grade 4

Lesson 3
State of water

Material
Observe the video and read pages 15-19 in the Course Book I-Science.
Do activities at home in Activity book 1.4

Question
Write three states of water
Write examples and its uses

Answer
Water covered more than two-thirds of the earth’s surface. Water can exist as ice or
snow in the solid, water in liquid state and water vapor or team in the gaseous state.
Steam and water vapor cannot be seen.
The three states of water
1 Water in its solid state as: snow, ice. It can be used to preserve fish and drinks.
2 Water in its liquid state as: well water, river water, lake water, sea/ocean water.
3 Water in its gaseous state as; water vapor and steam