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Year 7 - Design and technology

Exploded diagrams

Communication

Unit Summary

Pupils will develop knowledge and skills of communication, including freehand 3D sketching using the crating technique. They will learn how to render to show texture and tone. They will also learn how to draw using more formal techniques, such as one-point perspective and orthographic projection.

Lesson Summary

You will learn to produce an exploded diagram to show different parts.

Key Notes

  • Exploded diagrams visually separate the parts of an object while maintaining their relative positions.
  • Effective exploded diagrams include a centre line for alignment, equal spacing between parts and clear labeling.
  • Exploded diagrams can be shown vertically or horizontally.

Vocabulary To Learn

  • exploded diagram: shows all parts of an object separated in the correct places along an axis or plane
  • centre line: a dashed line that marks the middle of a hole or a symmetrical part of an object

Common Mistakes To Avoid

  • The parts in an exploded diagram can be positioned anywhere.

3 Quick Questions (With Answers)

1. Explain the lesson in two key points.

Exploded diagrams visually separate the parts of an object while maintaining their relative positions. Effective exploded diagrams include a centre line for alignment, equal spacing between parts and clear labeling.

2. What does this key word mean in this lesson? 'exploded diagram'

shows all parts of an object separated in the correct places along an axis or plane.

3. Correct this common mistake.

Mistake: The parts in an exploded diagram can be positioned anywhere. Correction: Parts should be placed along a centre line, positioned vertically or horizontally away from the centre.

More Lessons In This Unit

Browse all guides in the Year 7 Design and technology guide library.