Year 9 Chemistry
Earth’s resources
Finite and renewable resources, drinking water and waste water treatment, life-cycle assessments, recycling, rusting, alloys, ceramics, composites and polymers.
What is in this topic
- A narrated lesson video that works through the topic, with worked examples
- 100 practice questions at foundation, core and stretch level
- A worked explanation on every answer, and progress you can come back to
The lesson and practice open when you start the 7-day free trial. Cancel before it ends and you pay nothing.