Year 7 Revision Flashcards
(19 cards)
States of Matter
Solids, liquids, gases—how particles behave.
Atoms & Elements
Periodic table basics, compounds vs. mixtures.
Acids & Bases
pH scale, neutralisation, litmus paper.
Cells
Basic building blocks of life—plant vs. animal cells.
Organs & Systems
Circulatory, digestive, respiratory systems.
Classification
How organisms are grouped into kingdom
Forces
Gravity, friction, air resistance—balanced vs. unbalanced.
Energy
Types of energy (kinetic, thermal, electrical), conservation.
Electricity
Circuits, conductors vs. insulators, resistors, bulbs.
Light
Reflection, refraction, lenses, colours.
Sound
Sound waves, pitch, volume, echoes.
Types of Reactions
Combustion, oxidation, neutralisation, displacement.
Reactants & Products
How elements and compounds react.
Reaction Indicators
Colour change, gas production, temperature shift.
Major Organs
Brain, heart, lungs, liver, kidneys—each with a vital role.
Body Systems
Circulatory (blood), respiratory (breathing), digestive (food), nervous (messages).
Muscles & Bones
Skeleton provides structure, muscles allow movement.
Digestion
How food is broken down, absorbed, and used for energy.
Respiration
How we take in oxygen and release carbon dioxide.
