Chemical

Theme             Learning about the environment

Basic science    J.S.S.2   First Term

WEEK 8

Chemical

Performance Objectives                        

The student should be able to:

1. Define physical and chemical changes

2. State the characteristics of physical and chemical changes

3. Give at least three differences between physical and chemical changes

Content

Physical and Chemical Changes

Every day in our surrounding, we see different types of physical and chemical changes such as growing of trees, rising and setting of the sun, different shape and size of the moon, burning paper, coal and wood etc. But, have you ever tried to understand the changes? Let us look at this concept in-depth.

It is necessary to understand the terms that are physical properties, chemical properties, reversible and…