Science understanding — lessons

These pages turn the Year 10 science understanding outcomes into step-by-step study notes: ideas, vocabulary, worked examples and “your turn” questions with answers.

Lesson	Focus
Heredity and evolution	Four units: cell division and DNA; Mendelian inheritance; natural selection; practice
Universe and global climate	Cosmology evidence; climate systems and change
Motion and forces	Four units: velocity and acceleration; Newton’s three laws;
Atoms, periodic table and reactions	Four units: structure, periodic trends, reaction types, rates

Curriculum reference (compact): same topics in checklist form — Heredity and evolution · Universe and climate · Motion and forces · Atoms and reactions.

Quizzes: Heredity and evolution · Universe and global climate · Motion and forces · Atoms, periodic table and reactions.