Year 9 Science Exam Checklist 2024 PDF

**Year 9 Science Exam Checklist** **Chemistry- See SOCS for PowerPoints, booklet and Stile lessons** - Law of Conservation of matter - Word equations and chemical equations - Reactants and products - Balancing equations - States of reactants and products (solid, liquid, gas, aqueous)...

**Year 9 Science Exam Checklist** **Chemistry- See SOCS for PowerPoints, booklet and Stile lessons** - Law of Conservation of matter - Word equations and chemical equations - Reactants and products - Balancing equations - States of reactants and products (solid, liquid, gas, aqueous) - Acids and bases -what are they and uses of - Indicators - pH scale - reactions of acids - tests for hydrogen gas and carbon dioxide gas - acid rain - ocean acidification **Physics- See SOCS for PowerPoints, booklet and Stile lessons** - Heat -- conduction, convection and radiation - Insulators - Light -- wave and electromagnetic spectrum - Reflection and refraction - Light interaction with mirrors -- plane, convex and concave - Light interaction with lenses -- convex and concave; focal length - Light and colour -- absorbed wavelengths, reflected wavelengths - Light and filters - absorbed wavelengths and transmitted wavelengths **Scientific Skills- See SOCS for Examples or look at your Practical and SHE Reports** - Understand Science as a Human Endeavour descriptors to respond to contexts - Know the difference between independent (You changed) and dependent variables (You measured) - Know how to analyse graphs to determine the trend - Interpretation- Know how the independent variable (on X axis) affects the dependent variable (on Y axis) and use numbers on the X and Y axis to describe this effect. - Analysis- Comment on the scientific process based on the trend and interpretation - Evaluation- Compare graphs or trends to improve the validity of results - Precision -Identify and improve random errors (Individual or group) - Accuracy (Identify and improve systematic errors (cohort) - How to draw appropriate conclusions from the given information