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121 to 144 of 313 topics

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  • Science // Energy

    Speed and energy

    Use evidence to construct an explanation relating the speed of an object to the energy of that object

    Ages 9 to 10Concept
  • Science // Energy

    What happens when things collide

    Ask questions and predict outcomes about the changes in energy that occur when objects collide

    Ages 9 to 10Concept
  • Science // Energy

    More batteries, brighter bulb

    Associate the brightness of a lamp or volume of a buzzer with the number and voltage of cells used in a series circuit

    Ages 10 to 11Concept
  • Science // Energy

    Why circuit components behave differently

    Compare and give reasons for variations in how circuit components function, including brightness of bulbs, loudness of buzzers, and switch positions

    Ages 10 to 11Concept
  • Science // Energy

    Energy stores and transfers

    Identify the main energy stores (kinetic, gravitational potential, elastic potential, thermal, chemical, nuclear, electromagnetic) and the pathways by which…

    Ages 11 to 12Concept
  • Science // Energy

    Energy can't be created or destroyed

    Explain the principle of conservation of energy (energy cannot be created or destroyed, only transferred between stores), and describe how energy is dissipated…

    Ages 11 to 12Concept
  • Science // Energy

    Current, voltage, and what they measure

    Understand that electric current is the rate of flow of charge (measured in amperes using an ammeter), and that potential difference (voltage) is the energy…

    Ages 11 to 12Concept
  • Science // Energy

    Static electricity and sparks

    Explain static electricity as the build-up of electric charge through friction, describe how charged objects attract or repel each other, and relate static…

    Ages 11 to 12Concept
  • Science // Forces & Motion

    Gravity & Falling Objects

    Explain that unsupported objects fall towards the Earth because of the force of gravity acting between the Earth and the falling object

    Ages 9 to 11Concept
  • Science // Forces & Motion

    Air Resistance & Friction

    Identify the effects of air resistance, water resistance, and friction, and understand that these forces act between moving surfaces to oppose motion

    Ages 9 to 10Concept
  • Science // Forces & Motion

    Levers, Pulleys & Gears

    Recognise that some mechanisms including levers, pulleys, and gears allow a smaller force to have a greater effect

    Ages 9 to 10Concept
  • Science // Forces & Motion

    Relative Motion

    Explain relative motion — how the apparent speed and direction of an object depends on the observer's own motion — using everyday examples such as trains and…

    Ages 11 to 12Concept
  • Science // Forces & Motion

    Speed & Distance-Time Graphs

    Calculate average speed using the equation speed = distance ÷ time, represent journeys on distance-time graphs, and interpret gradient as speed and flat…

    Ages 11 to 12Concept
  • Science // Forces & Motion

    Mass vs Weight

    Distinguish between mass (amount of matter, measured in kg) and weight (gravitational force, measured in N), use the equation weight = mass × gravitational…

    Ages 11 to 12Concept
  • Science // Forces & Motion

    Resultant Forces

    Describe forces as vector quantities with both magnitude and direction, distinguish between balanced forces (zero resultant, no change in motion) and unbalanced…

    Ages 11 to 12Concept
  • Science // Forces & Motion

    Magnetic Fields

    Describe magnetic poles (north and south), explain attraction and repulsion between poles, describe magnetic field lines plotted using a compass, and explain…

    Ages 11 to 12Concept
  • Science // Insects & Minibeasts

    Insects in ecosystems

    Insects in ecosystems: the many roles insects play. Pollinators (bees, butterflies, hoverflies), decomposers (dung beetles, fly larvae), food source for birds…

    Ages 9 to 11Concept
  • Science // Insects & Minibeasts

    The most successful animals on Earth

    The most successful animals on Earth: there are roughly one million described insect species, and scientists estimate 5–10 million may exist. More insect…

    Ages 9 to 11Concept
  • Science // Insects & Minibeasts

    Threats to insects and conservation

    Threats to insects and conservation: insect populations are declining worldwide. Causes include habitat loss, pesticide use, light pollution disrupting…

    Ages 9 to 11Concept
  • Science // Insects & Minibeasts

    Insect Adaptations

    Adaptation and evolution in insects: peppered moths as a famous example of natural selection (dark moths survived better on soot-covered trees during the…

    Ages 9 to 11Concept
  • Science // Insects & Minibeasts

    Insect communication and behaviour

    Insect communication and behaviour: bees perform a waggle dance to tell hive-mates where flowers are. Ants lay pheromone trails for others to follow. Fireflies…

    Ages 9 to 11Concept
  • Science // Insects & Minibeasts

    Types of Metamorphosis

    Complete vs incomplete metamorphosis. Complete: egg → larva → pupa → adult (butterflies, beetles, flies). Incomplete: egg → nymph → adult — the nymph looks like…

    Ages 9 to 11Concept
  • Science // Insects & Minibeasts

    Insect anatomy in depth

    Insect anatomy in depth: compound eyes made of thousands of tiny lenses, spiracles (breathing holes along the body), diverse mouthparts (chewing mandibles in…

    Ages 9 to 11Concept
  • Science // Matter & Materials

    Dissolving & Solutions

    Understand that some materials dissolve in liquid to form a solution, and describe how to recover a substance from a solution by evaporation

    Ages 9 to 10Concept