AQA GCSE Combined Science Trilogy · 8464
Specification 5.3.1.3, 6.1.1.1, 6.1.2.1, 6.3.2.1, 6.5.5.2 · Paper 3, Paper 5, Paper 6
The container and substances chosen for study or measurement. Anything outside this boundary is part of the surroundings.
Revise: Mass Changes Involving GasesThe system is whatever we choose to study or weigh. For example, it could be a reaction vessel and its contents. In a non-enclosed system, matter can enter or leave.
- Revise: Energy Stores and Systems
- Revise: Energy Transfers
2 more notes
- Revise: Internal Energy
The object or collection of objects being studied, such as the water in a beaker.
- Revise: Conservation of Momentum
The object or collection of objects chosen for analysis.