Subjects / Junior Cycle / Science
Mapped to: Junior Cycle Science (NCCA specification, 2015, revised 2016) – five strands: Nature of Science, Earth and Space, Chemical World, Physical World, Biological World · official specification (NCCA). Topic names are StudyRoom's own summaries.
Nature of Science
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Scientific investigation and the scientific methodHow scientists ask questions, make hypotheses, test them and draw conclusions.CL 15 q In review
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Variables and fair testingIndependent, dependent and controlled variables and how to make a test fair.CL 15 q In review
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Measurement, units and accuracyUsing SI units, instruments and repeat readings to measure accurately.CL 15 q In review
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Laboratory safety and equipmentNaming common apparatus and working safely in the lab.CL 15 q In review
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Analysing data and graphsPresenting results in tables and graphs and spotting patterns.CL 15 q In review
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Science, society and evaluating evidenceHow science is communicated, peer reviewed and used to make decisions.CL 16 q In review
Earth and Space
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The solar systemThe Sun, planets, moons and other bodies that orbit the Sun.CL 18 q In review
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Earth, Sun and Moon: days, seasons, phases and tidesHow the motions of the Earth and Moon cause day and night, seasons, lunar phases and tides.CL 15 q In review
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Stars, galaxies and the universeLife cycle of stars, galaxies, light-years and the Big Bang.CL 15 q In review
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Space explorationHow we explore space with telescopes, probes and satellites, and its costs and benefits.CL 16 q In review
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The water cycle and carbon cycleHow water and carbon move between the atmosphere, land, oceans and living things.CL 15 q In review
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Climate change and the greenhouse effectHow greenhouse gases warm the Earth and what we can do about it.CL 15 q In review
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Energy resources: renewable and non-renewableComparing fossil fuels and renewable energy sources and their impacts.CL 16 q In review
Chemical World
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Particle theory and states of matterSolids, liquids and gases explained using the particle model.CL 15 q In review
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Elements, compounds and mixturesTelling apart pure substances and mixtures; names and formulae.CL 15 q In review
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Atomic structureProtons, neutrons and electrons, atomic number and mass number.CL 15 q In review
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The periodic tableGroups, periods, metals and non-metals and how the table is organised.CL 15 q In review
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Separating mixturesFiltration, evaporation, distillation and chromatography.CL 15 q In review
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Solutions and solubilitySolute, solvent, saturated solutions and how temperature affects solubility.CL 15 q In review
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Chemical reactions and conservation of massSigns of a chemical reaction, word equations and conservation of mass.CL 15 q In review
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Acids, bases and neutralisationThe pH scale, indicators and neutralisation reactions.CL 15 q In review
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Metals, non-metals and materialsProperties of metals and non-metals, corrosion and choosing materials.CL 15 q In review
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Rates of reactionHow temperature, concentration, surface area and catalysts change reaction speed.CL 15 q In review
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Energy changes in chemical reactionsExothermic and endothermic reactions, activation energy and simple energy profile diagrams.CL 15 q In review
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Materials, recycling and sustainabilityHow we extract, use, dispose of and recycle materials, and the impact on the planet.CL 15 q In review
Physical World
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Mass, volume and densityMeasuring mass and volume and calculating density.CL 15 q In review
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Speed, velocity and accelerationDescribing motion with distance-time and velocity-time ideas.CL 15 q In review
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Forces, weight and frictionTypes of forces, weight, friction and Hooke's law.CL 15 q In review
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Pressure and momentsPressure as force per area and the turning effect of a force.CL 15 q In review
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Energy, work and powerForms of energy, conservation of energy, work and power.CL 15 q In review
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Heat and temperatureHeat transfer by conduction, convection and radiation, and expansion.CL 15 q In review
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Electricity and circuitsCurrent, voltage, resistance, Ohm's law and series and parallel circuits.CL 15 q In review
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Electricity in the home and electronicsFuses, earthing, electrical energy and simple electronic components.CL 15 q In review
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Magnetism and electromagnetismMagnets, magnetic fields and electromagnets.CL 15 q In review
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LightReflection, refraction, dispersion and how we see.CL 15 q In review
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SoundHow sound is produced, travels and is heard.CL 15 q In review
Biological World
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Cells and the microscopePlant and animal cell structure and using a light microscope.CL 15 q In review
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Characteristics and classification of living thingsWhat makes something alive and how we group organisms.CL 15 q In review
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Human nutrition and the digestive systemFood types, balanced diet and the digestive system.CL 15 q In review
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Breathing and respirationThe breathing system, gas exchange and aerobic respiration.CL 15 q In review
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The circulatory systemHeart, blood vessels and blood.CL 16 q In review
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Human reproductionReproductive systems, fertilisation, pregnancy and contraception.CL 15 q In review
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Genetics and inheritanceGenes, DNA, chromosomes and simple inheritance.CL 15 q In review
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Evolution and natural selectionHow species change over time by natural selection.CL 15 q In review
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Plants and photosynthesisHow plants make food and the structure of flowering plants.CL 15 q In review
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Ecology and habitat studyFood chains, food webs, sampling a habitat and human impact.CL 15 q In review
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Health, disease and micro-organismsMicro-organisms, disease, the immune system and healthy lifestyles.CL 15 q In review
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Biodiversity, conservation and food productionWhy biodiversity matters, how we conserve it, ecosystem services and producing food sustainably.CL 15 q In review