Specification points
WJEC GCSE Applied Science (Single Award) 3440QS
197 points in 4 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.
1 Unit 1: Science in the Modern World
- 1.1 Modern Living and Energy
- 1.1.1 Underpinning Energy Concepts
- 1.1.1(a) Temperature difference and energy transfer
- 1.1.1(b) Sankey diagrams and efficiency
- 1.1.1(c) Equations for generating and using electricity
- 1.1.1(d) Investigating energy transfer and efficiency
- 1.1.1(e) Sustainability and carbon footprint
- 1.1.1(f) Measuring carbon footprint
- 1.1.2 Generating Electricity
- 1.1.2(a) Renewable energy technologies
- 1.1.2(b) Cost effectiveness of domestic solar and wind energy
- 1.1.2(c) Comparing methods of power generation
- 1.1.2(d) Lifetime and output of energy devices
- 1.1.2(e) The National Grid
- 1.1.2(f) Voltages in the National Grid
- 1.1.2(g) Transformers in electricity transmission
- 1.1.2(h) Comparing UK power stations
- 1.1.3 Making Use of Energy
- 1.1.3(a) Conduction, convection and radiation
- 1.1.3(b) Data on energy use of appliances
- 1.1.3(c) Reducing energy loss from houses
- 1.1.3(d) Cost effectiveness of home insulation
- 1.1.3(e) Efficiency of vehicle engines
- 1.1.3(f) Energy saving methods with respect to their impact on the carbon footprint
- 1.1.3(g) Calculating units and cost of electricity
- 1.1.4 Building Electrical Circuits
- 1.1.4(a) Circuit symbols
- 1.1.4(b) Series and parallel circuits
- 1.1.4(c) Resistance of circuits and wires
- 1.1.4(d) Measuring voltage and current
- 1.1.4(e) Investigating current–voltage characteristics
- 1.1.4(f) The significance of, and the relationship between current, voltage and resistance
- 1.1.4(g) Resistance of series and parallel components
- 1.1.4(h) Calculating resistance, current and fuse ratings
- 1.1.4(i) Mathematical equations to find useful information
- 1.2 Obtaining Resources from Our Planet
- 1.2.1 Obtaining Clean Water
- 1.2.1(a) Elements and their symbols
- 1.2.1(b) Atomic number, mass number and isotopes
- 1.2.1(c) Elements and compounds
- 1.2.1(d) Composition of natural water
- 1.2.1(e) Sustainable water supply
- 1.2.1(f) Treatment of the public water supply
- 1.2.1(g) Desalination of sea water
- 1.2.1(h) The separation of water and other miscible liquids by distillation
- 1.2.1(i) Solubility curves
- 1.2.1(j) Hard and soft water
- 1.2.1(k) Softening water
- 1.2.1(l) Impacts of hard water
- 1.2.2 Our Planet
- 1.2.2(a) Structure of the Earth
- 1.2.2(b) Plate tectonics and continental drift
- 1.2.2(c) Processes at tectonic plate boundaries
- 1.2.2(d) Composition of the early atmosphere
- 1.2.2(e) Present atmosphere and how it has changed
- 1.2.2(f) The periodic table
- 1.2.2(g) Chemical reactions and conservation of mass
- 1.2.2(h) Obtaining raw materials from the Earth
- 1.2.2(i) Processing raw materials into useful materials
- 1.2.2(j) Crude oil and fractional distillation
- 1.2.2(k) Cracking as a process to make more useful molecules including monomers
- 1.2.2(l) Polymerisation
- 1.2.2(m) Bioplastics
- 1.2.2(n) Ores as rocks that contain metals or compounds of metals
- 1.2.2(o) Reduction in metal extraction
- 1.2.2(p) Extracting iron and aluminium
- 1.2.2(q) Electroplating
- 1.2.2(r) Costs of extracting and processing raw materials
- 1.2.2(s) Fate of discarded products
- 1.2.2(t) Impacts of obtaining and processing raw materials
- 1.2.3 Producing Useful Compounds in the Laboratory
- 1.2.3(a) Reactions of acids
- 1.2.3(b) Making salts in the laboratory
- 1.2.3(c) Evaluating methods of preparing compounds
- 1.2.3(d) Equations for neutralisation reactions
- 1.3 Our Planet
- 1.3.1 Our Place in the Universe
- 1.3.1(a) The electromagnetic spectrum
- 1.3.1(b) The relationship between the speed, frequency and wavelength of electromagnetic spectrum waves
- 1.3.1(c) Changing theories of the Universe
- 1.3.1(d) Imaging the universe from Earth and space
- 1.3.1(e) Scale of the Universe in light years
- 1.3.1(f) Absorption spectra of stars and galaxies
- 1.3.1(g) Structure of the solar system
- 1.3.1(h) The Sun
- 1.3.1(i) Comparing objects in the solar system
- 1.3.2 World of Life
- 1.3.2(a) Biodiversity and ecosystem health
- 1.3.2(b) Adaptation and competition
- 1.3.2(c) Avoiding adverse conditions: hibernation and migration
- 1.3.2(d) Classification of organisms
- 1.3.2(e) Characteristic features and genetic sequencing in classification
- 1.3.2(f) Binomial scientific names
- 1.3.2(g) Natural selection and evolution
- 1.3.3 Transfer and Recycling of Nutrients
- 1.3.3(a) Food chains and food webs
- 1.3.3(b) Interdependency of organisms
- 1.3.3(c) The Sun as the energy source for ecosystems
- 1.3.3(d) Energy loss along food chains
- 1.3.3(e) The carbon cycle
- 1.3.3(f) Human activity and atmospheric carbon dioxide
- 1.3.3(g) The greenhouse effect
- 1.3.3(h) The enhanced greenhouse effect
- 1.3.3(i) Solutions to global warming
- 1.3.3(j) Nutrient recycling through decay
- 1.3.3(k) The nitrogen cycle
- 1.4 Protecting Our Environment
- 1.4(a) Heavy metals and pesticides in food chains
- 1.4(b) Eutrophication
- 1.4(c) Sewage treatment and microbes
- 1.4(d) The impact of building developments, mining and agriculture on habitat and biodiversity
- 1.4(e) Environmental monitoring with living indicators
- 1.4(f) Flame tests and tests for metal ions in water
- 1.4(g) Tests for sulfate and halide ions
- 1.4(h) Colour test strips for water pollutants
- 1.4(i) Colorimetry for concentration in water
- 1.4(j) Maintenance of biodiversity using captive breeding programmes, seed banks and protected areas
- 1.4(k) Nature reserves and wildlife corridors
2 Unit 2: Science to Support Our Lifestyles
- 2.1 Health Fitness and Sport
- 2.1.1 Factors Affecting Human Health
- 2.1.1(a) Chromosomes, DNA and genes
- 2.1.1(b) Structure of DNA
- 2.1.1(c) Monohybrid crosses and Punnett squares
- 2.1.1(d) Mutations
- 2.1.1(e) Chromosome abnormalities
- 2.1.1(f) Effects of excessive alcohol consumption
- 2.1.1(g) Daily energy requirements and BMI
- 2.1.1(h) Limitations of BMI; obesity
- 2.1.1(i) The effects of smoking on the body and society
- 2.1.1(j) Epidemiological studies of lifestyle and health
- 2.1.1(k) Guideline daily amounts and controlled diets
- 2.1.1(l) Salt intake and health
- 2.1.1(m) Health risks of obesity
- 2.1.1(n) Insulin, glucose homeostasis and diabetes
- 2.1.1(o) Controlling and diagnosing diabetes
- 2.1.1(p) Pollutants and human health
- 2.1.2 Diagnosis and Treatment
- 2.1.2(a) The role of the electromagnetic spectrum in diagnosis of disease and injury
- 2.1.2(b) Drug treatments and side effects
- 2.1.2(c) Testing new drugs
- 2.1.2(d) Ionising radiation
- 2.1.2(e) Gamma cameras and radioisotopes in diagnosis
- 2.1.2(f) Alpha, beta and gamma radiation
- 2.1.2(g) Ionising radiation and DNA damage
- 2.1.2(h) Radiotherapy
- 2.1.2(i) Selecting radioisotopes for medical use
- 2.1.2(j) Chemotherapy
- 2.1.2(k) Medical imaging
- 2.1.2(l) Ultrasound in diagnosis and pregnancy
- 2.1.2(m) X-rays and CAT scanners
- 2.1.2(n) MRI scans
- 2.1.2(o) Uses of X-rays, CAT scans, ultrasound and MRI
- 2.1.3 Fighting Disease
- 2.1.3(a) Microorganisms and pathogens
- 2.1.3(b) Vaccination and parental decisions
- 2.1.3(c) Antigens and the immune response
- 2.1.3(d) Vaccines
- 2.1.3(e) Memory cells
- 2.1.3(f) Measles and flu compared
- 2.1.3(g) Antibiotics
- 2.1.3(h) Antibiotic resistance and MRSA
- 2.1.4 Exercise and Fitness in Humans
- 2.1.4(a) Energy for muscle contraction
- 2.1.4(b) The nervous system
- 2.1.4(c) Antagonistic muscles
- 2.1.4(d) Synovial joints
- 2.1.4(e) Joint disease, injury and replacement
- 2.1.4(f) The different types of fractures of bones: simple, compound and green stick
- 2.1.4(g) Types and locations of joints
- 2.1.4(h) Distance-time and velocity-time graphs to analyse movement (walking, running, cycling)
- 2.1.4(i) Mathematical equations to find useful information relating to movement
- 2.1.4(j) Velocity-time graphs to determine acceleration and distance travelled
- 2.1.4(k) The human cardiovascular system
- 2.1.4(l) Structure and function of blood vessels
- 2.1.4(m) Measurements to monitor pulse rate, breathing rate and recovery time
- 2.1.4(n) Effects of exercise on breathing
- 2.1.4(o) Effects of exercise on heart rate and recovery
- 2.2 Controlling Processes
- 2.2.1 Controlling Chemical Reactions
- 2.2.1(a) Exothermic and endothermic reactions
- 2.2.1(b) Factors affecting reaction rate
- 2.2.1(c) Catalysts
- 2.2.1(d) Experiments on rates of reaction
- 2.2.1(e) Developing new catalysts
- 2.2.1(f) Controlling exothermic reactions; thermal runaway
- 2.2.2 Controlling Nuclear Reactions
- 2.2.2(a) Nuclear fission and fusion, and nuclear equations
- 2.2.2(b) Calculations involving the activity and half-life of radioactive materials
- 2.2.2(c) Chain reactions
- 2.2.2(d) Construction of a nuclear reactor
- 2.2.2(e) Nuclear reactor safety
- 2.2.2(f) Nuclear accidents
- 2.2.2(g) Consequences of nuclear accidents; risks of generation methods