This book is specifically written for the Year 9 Australian Curriculum Science Course. The three topics (strands) covered are: Science as a Human Endeavour, Science Inquiry Skills and Science Understanding.

All the Science Understanding subtopics (substrands) are covered as follows in the chapters:

• Body systems and ecosystems (Biological Sciences)
• Atomic theory and chemical reactions (Chemical Sciences)
• Plate tectonics (Earth and Space Sciences)
• Energy on the move (Physical Sciences)