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Subject

Combined Science

Biology, chemistry and physics essentials for UK secondary students.

6 topics3 difficulty levelsWorked examples included

Choose a topic

Beginner · Medium · Hard
Topic · 01

Cells & Organisms

  • Animal vs plant cells
  • Specialised cells
  • Microscopes
  • Cell division
  • Diffusion
Levels
BMH
Topic · 02

Forces & Energy

  • Balanced & unbalanced
  • Speed, distance, time
  • Gravity & weight
  • Friction
  • Newton's laws
Levels
BMH
Topic · 03

Atoms & Reactions

  • Atomic structure
  • Elements & compounds
  • The periodic table
  • Chemical bonds
  • Balancing equations
Levels
BMH
Topic · 04

Energy

  • Energy stores
  • Energy transfers
  • Conservation of energy
  • Efficiency
  • Renewable resources
Levels
BMH
Topic · 05

Chemical Reactions

  • Physical vs chemical
  • Acids & alkalis
  • The pH scale
  • Combustion
  • Rates of reaction
Levels
BMH
Topic · 06

Human Body & Health

  • Circulatory system
  • Respiratory system
  • Digestive system
  • Nervous system
  • Healthy lifestyle
Levels
BMH