National 5 Engineering Science

What's covered, in curriculum order. Titles and summaries are free to browse; the full section, with worked examples, unlocks with a free account.

Engineering Contexts

1. The Systems Approach and Energy

Systems and sub-system diagrams, open- and closed-loop control, forms of energy, and calculations involving efficiency, work done, and power.

2. Engineering Roles, Disciplines, and Impacts

The main branches of engineering, the varied roles of engineers, and the social, economic, and environmental impacts of engineering.

3. Analogue Electronic Control Systems

Named analogue components, Ohm's Law, voltage dividers, transistors as switches, and the function of relays and protection diodes.

4. Digital Electronic Control Systems

AND, OR, and NOT logic gates, truth tables and Boolean expressions, microcontrollers, and flowchart symbols and commands.

5. Drive Systems and Pneumatics

Types of motion, gear trains and speed ratio, friction, and pneumatic components and force/pressure/area calculations.

6. Structures, Forces, and Materials

Tensile and compressive forces, concurrent and non-concurrent forces, the principle of moments, and stress and strain calculations.

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