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Subjects / Junior Cycle / Graphics

JC Graphics

Grafaic · Levels: Common
Practise Graphics

Mapped to: Junior Cycle Graphics (specification, NCCA 2019) · official specification (NCCA). Topic names are StudyRoom's own summaries.

Strand 1: 2D Graphics

  • Geometric constructions
    Bisect lines and angles, divide lines, and construct triangles and tangents with compass and set squares.
    CL 15 q
  • Regular polygons
    Construct regular polygons and calculate their interior and exterior angles.
    CL 17 q
  • Loci
    Plot the path of a point that obeys a rule, including simple mechanisms and rolling circles.
    CL 16 q
  • Orthographic projection
    Draw related views (elevation, end view, plan) of objects in first-angle and third-angle projection.
    CL 16 q
  • Auxiliary views and true shapes
    Project auxiliary views to find the true shape of inclined surfaces.
    CL 16 q
  • Sectional views
    Show the inside of an object by cutting it with a plane and hatching the cut surface.
    CL 15 q
  • Surface developments
    Unfold the surfaces of prisms, cylinders, pyramids and cones to make nets.
    CL 16 q
  • Graphs and data graphics
    Read and create charts, graphs, flow diagrams and infographics that communicate information clearly.
    CL 15 q

Strand 2: 3D Graphics

  • Isometric drawing
    Draw three-dimensional views using axes at 30 degrees to the horizontal, including curves and circles.
    CL 19 q
  • Oblique drawing
    Draw objects with a true-shape front face and receding lines at an angle, in cavalier and cabinet styles.
    CL 15 q
  • Perspective drawing
    Use horizon lines and vanishing points to create one-point and two-point perspective views.
    CL 15 q
  • Freehand sketching
    Sketch ideas quickly and in proportion using crating, construction lines and shading.
    CL 15 q
  • 3D CAD modelling
    Build parametric solid models using sketches, constraints and features such as extrude and revolve.
    CL 15 q

Strand 3: Applied Graphics