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7. Assessed scientific skills

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3 topics · 18 learning objectives

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  1. 7.1 Handling information and problem-solving

    1. 7.1.1Locate, select, organise and present information

      • Locate, select, organise and present information from a variety of sources.

    2. 7.1.2Translate information between forms

      • Translate information between verbal, symbolic, graphical and numerical forms.

    3. 7.1.3Manipulate numerical and other data

      • Manipulate numerical and other data accurately.

    4. 7.1.4Identify patterns, trends and conclusions

      • Use information to identify patterns, report trends and form conclusions.

    5. 7.1.5Explain phenomena and relationships

      • Present reasoned explanations for phenomena, patterns and relationships.

    6. 7.1.6Make evidence-based predictions

      • Make predictions based on relationships and patterns.

    7. 7.1.7Solve qualitative and quantitative problems

      • Solve problems, including problems of a quantitative nature and unfamiliar applications of syllabus principles.

  2. 7.2 Experimental skills and investigations

    1. 7.2.1Select and safely use techniques and apparatus

      • Demonstrate knowledge of how to select and safely use techniques, apparatus and materials, including following a sequence of instructions where appropriate.

    2. 7.2.2Plan experiments and investigations

      • Plan experiments and investigations with suitable variables, methods, apparatus and safety controls.

    3. 7.2.3Record observations and measurements

      • Make and record observations, measurements and estimates with appropriate precision and units.

    4. 7.2.4Interpret and evaluate experimental data

      • Interpret and evaluate experimental observations and data, including patterns, anomalies and limitations.

    5. 7.2.5Evaluate and improve methods

      • Evaluate experimental methods and suggest possible improvements.

  3. 7.3 Mathematical and data-presentation skills

    1. 7.3.1Numerical and algebraic calculations

      • Use arithmetic, decimals, fractions, percentages, ratios, reciprocals, comparisons and standard form; round final answers appropriately; estimate; use indices, consistent units, formulas, direct and inverse proportion, mathematical models and Δ for changes in variables.

    2. 7.3.2Geometry, measurement and unit conversion

      • Use geometry, circumference, areas, volumes, scale diagrams, Pythagoras’ theorem, angles, mathematical instruments, compass directions and metric unit conversions in physical contexts.

    3. 7.3.3Graphs, charts and statistics

      • Draw and interpret graphs and charts; interpolate and extrapolate; determine gradients and intercepts; select scales and axes; use y = mx + c, recognise direct proportionality and calculate means.

    4. 7.3.4Record readings and tabulated data

      • Read instruments to half a smallest division where appropriate; record precision, units, repeated readings and significant figures correctly; use quantity/unit table headings and express ratios as x : y.

    5. 7.3.5Plot and analyse physical data

      • Plot variables on labelled axes with sensible scales; mark points accurately; draw and interpret best-fit lines or curves, anomalies, intercepts and gradients using suitably large triangles.

    6. 7.3.6Extended trigonometry and curve gradients

      • Use sine, cosine, tangent and inverse trigonometric functions, and determine the gradient of a curve by drawing a tangent.