Specification points
WJEC GCSE The Sciences (Double Award) 3455QD
141 points in 8 topics, with WJEC's codes and titles.
Codes and titles are read by a script from WJEC's published specification and have not been checked by a person. What each point covers is in the specification itself: WJEC’s specification.
SE Scientific enquiry skills
- SE1 Benefits and challenges of scientific enquiry
- SE2 Scientific models
- SE3 Informed decisions from scientific enquiry
- SE4 Designing a method of enquiry
- SE5 Collecting, recording and presenting primary data
- SE6 Gather and present secondary data, while evaluating data
- SE7 Analysing data
- SE8 Forming conclusions and evaluating approaches
1 Unit 1: Biology – Basis of Life
- 1.1 Cell structure and function: How are cells structured, organised and sustained?
- 1.1.1 Structure of animal and plant cells
- 1.1.2 Levels of organisation within multicellular organisms
- 1.1.3 How cells get what they need
- 1.2 Metabolism: What keeps cells alive?
- 1.2.1 Function of enzymes
- 1.2.2 Aerobic and anaerobic respiration in humans
- 1.2.3 Photosynthesis and limiting factors
- 1.3 Systems: How do organs work together?
- 1.3.1 Transport systems in plants
- 1.3.2 Digestive system in humans
- 1.3.3 Respiratory system in humans
- 1.3.4 Circulatory system in humans
- 1.4 Interdependence of organisms: How do organisms live together?
- 1.4.1 Relationships within an ecosystem
- 1.4.2 Biotic and abiotic factors within an ecosystem
2 Unit 2: Chemistry – Chemical Substances and How They Behave
- 2.1 Matter: What are materials made from?
- 2.1.1 The states of matter
- 2.1.2 Elements and chemical symbols
- 2.1.3 Atomic structure
- 2.1.4 Isotopes and relative atomic mass
- 2.1.5 Molecules and chemical formulae
- 2.1.6 Relative formula mass
- 2.2 Electronic Structure and Periodicity: Can we predict how elements behave?
- 2.2.1 The periodic table
- 2.2.2 Electronic structure and reactivity
- 2.2.3 Group 1 and group 7
- 2.3 Rates of Reaction: Can we control the speed of a reaction?
- 2.3.1 Chemical changes
- 2.3.2 Monitoring the progress of a reaction
- 2.3.3 Factors affecting the rate of reaction
- 2.3.4 Catalysts
- 2.4 The Earth's essential resources
- 2.4.1 The Earth’s resources
- 2.4.2 Sustainable water supply
- 2.4.3 Separation techniques involving water
- 2.4.4 The composition of the atmosphere
- 2.4.5 Greenhouse gases and climate change
3 Unit 3: Physics – Forces, Motion and the Universe
- 3.1 Motion: How do objects move?
- 3.1.1 Speed, distance, time and acceleration
- 3.1.2 Using equations to calculate speed and acceleration
- 3.1.3 Graphs illustrating motion
- 3.1.4 Safe stopping of vehicles
- 3.2 Energy Resources and Efficiency: Electricity for the future
- 3.2.1 The principle of conservation of energy
- 3.2.2 Using insulation to minimise energy transfer
- 3.2.3 Efficiency
- 3.2.4 Power and the cost of using electrical appliances
- 3.2.5 Generation of electricity
- 3.3 Forces: How do forces interact with objects?
- 3.3.1 Common forces
- 3.3.2 Force diagrams and calculating resultant force
- 3.3.3 Newton's laws
- 3.3.4 Terminal speed
- 3.4 Waves: What are waves?
- 3.4.1 Longitudinal and transverse waves
- 3.4.2 Wave properties
- 3.4.3 The electromagnetic spectrum
- 3.4.4 Ultrasound
- 3.5 Our Universe – The wonders of the universe
- 3.5.1 The origins of the Solar System
- 3.5.2 Observing the Universe using waves
- 3.5.3 Life cycle of stars
4 Unit 4: Biology – Continuity of Life
- 4.1 Biodiversity: What are the impacts of human activity on ecosystems?
- 4.1.1 Impact of human activity on local ecosystems
- 4.1.2 Impact of human activity on the global ecosystem
- 4.2 Inheritance: How do organisms grow and reproduce?
- 4.2.1 DNA structure and function
- 4.2.2 Stem cells
- 4.2.3 Inheritance
- 4.3 Evolution: Why are organisms so different?
- 4.3.1 Types of variation
- 4.3.2 Natural selection
- 4.3.3 Gene technology
- 4.4 Control systems: How do organisms react to their environment?
- 4.4.1 The nervous system
- 4.4.2 Control of temperature in humans
- 4.4.3 Control of blood glucose in humans
- 4.5 Human health: The causes, prevention and treatment of disease
- 4.5.1 Non-communicable disease
- 4.5.2 Communicable disease
- 4.5.3 Natural defence systems and immunity
5 Unit 5: Chemistry – Chemical Bonding, Reactions and Resources
- 5.1 Chemical bonding and structure: Why do materials behave so differently?
- 5.1.1 The properties of materials
- 5.1.2 Metallic bonding
- 5.1.3 Ionic bonding
- 5.1.4 Covalent bonding
- 5.1.5 Modern materials
- 5.2 Acid reactions: How can we make and identify salts?
- 5.2.1 PH scale
- 5.2.2 Neutralisation reactions
- 5.2.3 Acid and metals
- 5.2.4 Identifying salts
- 5.3 Metals and their extraction
- 5.3.1 The reactivity of metals
- 5.3.2 Extracting metals and using them sustainably
- 5.3.3 Chemical calculations
- 5.4 Crude oil: Why is it still an essential resource?
- 5.4.1 Crude oil and its products
- 5.4.2 Alkanes and Alkenes
- 5.4.3 Production and uses of plastics
- 5.4.4 Fuels and combustion
- 5.4.5 Energy changes in chemical reactions
6 Unit 6: Physics – Waves, Electricity and Energy
- 6.1 Radioactivity: What is radioactivity and how do we use it?
- 6.1.1 The random nature of radioactive decay
- 6.1.2 Modelling radioactive decay
- 6.1.3 Decay curves and half-life and their use in carbon dating
- 6.1.4 Uses of radioactive materials
- 6.2 Waves: How do we use the waves around us?
- 6.2.1 Reflection, refraction, absorption and transmission of waves
- 6.2.2 Using waves
- 6.3 Electricity: Exploring electrical circuits and their uses
- 6.3.1 Current, voltage and resistance
- 6.3.2 Ohm’s law
- 6.3.3 Multi-component circuits
- 6.4 Energy: Transferring energy efficiently
- 6.4.1 Work done and efficiency
- 6.5 Electromagnetism – How is electromagnetism used?
- 6.5.1 Characteristics of magnetic fields
- 6.5.2 Electromagnetic induction
- 6.5.3 Motors
- 6.5.4 Transformers
- 6.5.5 The efficient distribution of electricity
- 6.6 The Universe: What is out there?
- 6.6.1 The origins and the expansion of the universe