AQA GCSE - Size and mass of atoms (Combined Science)

A full 1 hour lesson designed for a lower attaining year 11 class studying the AQA GCSE Combined Science syllabus, from spec point 5.1.1.5 - Size and mass of atoms.

This lesson is focused around:

• Students recalling the radius of an atom, and radius of the nucleus
• Students being able to write in standard form
• Students determining the mass number of an element using the periodic table

This lesson includes:

• A retrieval “5 in 5” starter
• Interesting lesson hooks with exciting facts
• Plenty of models to help students understand the scale of an atom
• An embedded video explaining the size of an atom
• Worked examples
• ‘Checkpoints’ such as multiple choice questions
• Independent practice tasks with answer slides
• Exam practise with mark schemes
• A written plenary