Chemical energetics written questions
Explain G3 Science Chemistry exothermic and endothermic changes using temperature evidence, with marking guidance for written answers.
Learning goals
- Describe an exothermic process as one that transfers energy, often as heat, to the surroundings, so the temperature rises
- Describe an endothermic process as one that takes in energy, often as heat, from the surroundings, so the temperature falls
Use the feedback to improve your answers; this practice does not count towards your progress.
Time is up and your answers could not be submitted; check your connection and try again.
Paper instructions
Practise
Practise questions on the skills you are learning. This is for practice only and doesn’t count towards your course progress.
- Question count is checked before you start.
- About 10 minutes.
- Feedback appears after you check each answer.
Your work
Without an account, unfinished answers stay in this tab. Signed in, they are saved on this device until the deadline shown when you start.
Getting your questions…
Recent attempts
History is stored only in this browser.
No completed attempts are saved yet.
Beyond the syllabus: optional enrichment that does not count towards your progress.