Designed to meet the needs of the 21st Century learner, the textbook helps students discover scientific knowledge by using extensive real-life contexts. The use of purposeful visuals helps to enhance the students' learning experience. The book also provides many opportunities for students to develop scientific literacy through a strong foundation in Science.
1 Transport Systems in Organisms
1.1 The Need for a Transport System
1.2 Transport System in Plants
1.3 Transport System in Humans
2 Human Digestive System
2.1 Why is the Digestive System Important?
2.2 The Human Digestive System
2.3 Digestive Enzymes
3 Human Sexual Reproductive System
3.1 Human Sexual Reproductive System
3.2 Sexual Reproduction
3.3 Premarital Sex and Abortion
3.4 Birth Control Methods
4 Electrical Systems
4.1 Flow of Electricity
4.2 Effects of an Electric Current
4.3 Household Electricity
5 Interactions Through the Application of Forces
5.1 Types of Forces
5.2 Measuring Force
5.3 Effects of Force
5.4 What is Pressure?
6 Energy and Work Done
6.1 Energy and Work Done
6.2 Energy Changes
6.3 Sources of Energy
7 Transfer of Sound Energy Through Vibrations
7.1 What Causes Sound?
7.2 How We Hear Sound
7.3 How Does Sound Vary?
7.4 Sound and Society
8 Effects of Heat and Its Transmission
8.1 Expansion and Contraction of Matter
8.2 Effects of Expansion and Contraction
8.3 Movement of Heat
9 Chemical Changes
9.1 Chemical Changes as a Result of Interactions
9.2 Types of Chemical Changes
9.3 Types of Chemical Changes – Interactions between Matter
9.4 Movement of Atoms during Chemical Reactions
9.5 Effects of Chemical Changes – Friends of Foes?
10 Interactions Within Ecosystems
10.2 Energy Flow in an Ecosystem
10.4 Conserving the Environment
|Type of book||Textbook|
|Grade||Grades 7 & 8|
|Number of pages||288|