Year 8 science
Topics are arranged by the term they are taught. Pick the one you are doing in class: each has a lesson video, worked questions and practice at three levels.
Autumn term
- BiologyHealth and lifestyleFood groups, energy in food, food tests, the digestive system, enzymes, and the effects of drugs, alcohol and smoking.100 questionsLesson video
- ChemistryThe periodic tableGroups and periods, metals and non-metals, and the patterns in Group 1, Group 7 and Group 0.100 questionsLesson video
- ChemistrySeparation techniquesPure substances and mixtures, solutions, filtration, evaporation, crystallisation, distillation and chromatography.100 questionsLesson video
- PhysicsSoundVibrations, frequency, pitch and loudness, longitudinal and transverse waves, the ear and ultrasound.100 questionsLesson video
Spring term
- BiologyEcosystem processesPhotosynthesis, leaf structure, aerobic and anaerobic respiration, chemosynthesis, food webs, bioaccumulation and sampling.100 questionsLesson video
- ChemistryMetals and acidsMetals with oxygen and acids, the reactivity series, displacement, and alloys, composites and polymers.100 questionsLesson video
- PhysicsLightReflection, refraction, the eye, and why objects appear the colours they do.100 questionsLesson video
Summer term
- BiologyAdaptation and inheritanceInterdependence, adaptation, variation, DNA, natural selection, evolution and extinction.100 questionsLesson video
- ChemistryThe EarthThe structure of the Earth, rocks and the rock cycle, the carbon cycle, global warming, recycling and resources.100 questionsLesson video
- PhysicsMotion and pressureSpeed, distance-time graphs, pressure in gases, liquids and solids, floating and sinking, hydraulics and moments.100 questionsLesson video
- PhysicsElectricity and magnetismSeries and parallel circuits, current and potential difference, resistance, magnets, fields and electromagnets.100 questionsLesson video