Science Revision

CB2

Cells and control

Topic 2 — Cells and control

Cell division, growth and the nervous system

CB3

Genetics

Topic 3 — Genetics

DNA, inheritance and variation

CB4

Natural selection and genetic modification

Topic 4 — Natural selection and genetic modification

Evolution, selective breeding and biotechnology

CB5

Health, disease and the development of medicines

Topic 5 — Health, disease and the development of medicines

Pathogens, immunity and medicines

CB6

Plant structures and their functions

Topic 6 — Plant structures and their functions

Photosynthesis and transport in plants

CB7

Animal coordination, control and homeostasis

Topic 7 — Animal coordination, control and homeostasis

Hormones and keeping internal conditions stable

CB8

Exchange and transport in animals

Topic 8 — Exchange and transport in animals

Gas exchange, circulation and respiration

CB9

Ecosystems and material cycles

Topic 9 — Ecosystems and material cycles

Food webs, biodiversity and nutrient cycles

Core practicals

BPR1

Microscopy and biological drawings

Topic 1 — Key concepts in biology

Prepare microscope slides, calculate magnification and produce biological drawings.

BPR2

Effect of pH on amylase

Topic 1 — Key concepts in biology

Investigate how pH affects amylase activity using the iodine test.

BPR4

Osmosis in potato cylinders

Topic 1 — Key concepts in biology

Investigate osmosis through changes in the mass of potato cylinders.

BPR6

Light intensity and photosynthesis

Topic 6 — Plant structures and their functions

Investigate how light intensity affects the rate of photosynthesis.

BPR7

Respiration using a respirometer

Topic 8 — Exchange and transport in animals

Measure respiration using a respirometer and control relevant variables.

BPR8

Quadrats and belt transects

Topic 9 — Ecosystems and material cycles

Estimate abundance and investigate distribution using quadrats and belt transects.

Chemistry

Resources

Revision units

CC1

States of matter

Topic 2 — States of matter and mixtures

Particles and changes of state

CC2

Methods of separating and purifying substances

Topic 2 — States of matter and mixtures

Mixtures, chromatography and distillation

CC3

Atomic structure

Topic 1 — Key concepts in chemistry

Atoms, isotopes and electronic configuration

CC4

The periodic table

Topic 1 — Key concepts in chemistry

Elements, groups and periods

CC5

Ionic bonding

Topic 1 — Key concepts in chemistry

Ions and ionic compounds

CC6

Covalent bonding

Topic 1 — Key concepts in chemistry

Shared electrons and molecules

CC7

Types of substance

Topic 1 — Key concepts in chemistry

Structures, bonding and material properties

CC8

Acids and alkalis

Topic 3 — Chemical changes

pH, neutralisation and making salts

CC9

Calculations involving masses

Topic 1 — Key concepts in chemistry

Relative masses, conservation of mass and moles

CC10

Electrolytic processes

Topic 3 — Chemical changes

Electrolysis of molten and aqueous substances

CC11

Obtaining and using metals

Topic 4 — Extracting metals and equilibria

Reactivity, extraction and recycling

CC12

Dynamic equilibria

Topic 4 — Extracting metals and equilibria

Reversible reactions and equilibrium

CC13

Groups in the periodic table

Topic 6 — Groups in the periodic table

Group 1, Group 7 and Group 0

CC14

Rates of reaction

Topic 7 — Rates of reaction and energy changes

Collision theory, catalysts and reaction rates

CC15

Heat energy changes in chemical reactions

Topic 7 — Rates of reaction and energy changes

Exothermic and endothermic reactions

CC16

Fuels

Topic 8 — Fuels and Earth science

Hydrocarbons, crude oil and combustion

CC17

Earth and atmospheric science

Topic 8 — Fuels and Earth science

The atmosphere, climate and resources

Core practicals

CPR1

Separating inks: chromatography and distillation

Topic 2 — States of matter and mixtures

Separate mixtures using chromatography and distillation, and interpret the results.

CPR2

pH change during neutralisation

Topic 3 — Chemical changes

Measure and explain pH changes as an acid is neutralised.

CPR3

Making hydrated copper sulfate crystals

Topic 3 — Chemical changes

Prepare, filter and crystallise hydrated copper sulfate from an insoluble base.

CPR4

Copper sulfate electrolysis

Topic 3 — Chemical changes

Investigate copper sulfate electrolysis and the effects of different electrodes.

CPR6

Rates: gas production and disappearing cross

Topic 7 — Rates of reaction and energy changes

Measure reaction rates using gas collection and a disappearing cross.

Physics

Resources

Revision units

CP1

Motion

Topic 2 — Motion and forces

Speed, velocity, acceleration and motion graphs

CP2

Forces and motion

Topic 2 — Motion and forces

Newton’s laws, momentum and stopping distances

CP3

Conservation of energy

Topic 3 — Conservation of energy

Energy stores, transfers and efficiency

CP4

Waves

Topic 4 — Waves

Wave properties, wave speed and refraction

CP5

Light and the electromagnetic spectrum

Topic 5 — Light and the electromagnetic spectrum

Electromagnetic waves, uses and hazards

CP6

Radioactivity

Topic 6 — Radioactivity

Radiation, nuclear decay and half-life

CP7

Energy — forces doing work

Topic 8 — Energy - Forces doing work

Work done, power and energy transfers

CP8

Forces and their effects

Topic 9 — Forces and their effects

Resultant forces and interactions

CP9

Electricity and circuits

Topic 10 — Electricity and circuits

Current, potential difference and resistance

CP10

Magnetism and the motor effect

Topic 12 — Magnetism and the motor effect

Magnetic fields and forces on currents

CP11

Electromagnetic induction

Topic 13 — Electromagnetic induction

Induced voltage and transformers

CP12

Particle model

Topic 14 — Particle model

Density, temperature and changes of state

CP13

Forces and matter

Topic 15 — Forces and matter

Springs, extension and elastic energy

Core practicals

PPR1

Force, mass and acceleration

Topic 2 — Motion and forces

Investigate the relationships between force, mass and acceleration.

PPR2

Wave speed in water and solids

Topic 4 — Waves

Measure wave speed in water and solids using frequency and wavelength.

PPR3

Refraction through a glass block

Topic 5 — Light and the electromagnetic spectrum

Trace rays through a glass block and measure angles of refraction.

PPR5

Resistance and series/parallel circuits

Topic 10 — Electricity and circuits

Measure resistance and investigate current and voltage in series and parallel circuits.

PPR6

Density of solids and liquids

Topic 14 — Particle model

Determine the density of solids and liquids from mass and volume measurements.

PPR7

Specific heat capacity and melting ice

Topic 14 — Particle model

Investigate heating and melting using energy, mass and temperature measurements.

PPR8

Spring extension and work done

Topic 15 — Forces and matter

Investigate spring extension, force and the work done in stretching a spring.