P4 Science Notes and Topical Exercises: Soil, Environment, Air and Light

This set of Primary 4 Science notes comes from Disney Kindergarten and Primary School and is laid out as dated daily lessons from March and April 2020. It covers the types and characteristics of soil, uses of soil, the soil profile, and soil erosion with its causes and control measures. It also explains mulching and both natural and man-made changes in the environment. Later lessons cover what air is made of, the uses of its gases and the properties of air, followed by natural and artificial sources of light and the uses and dangers of the sun. Each lesson ends with an exercise of short-answer questions for learners to practise.