Unit 3 Criterion B Overview

Design Specifications

Range of Ideas

Justified Choice

Planning Drawings

Clear

Measurable

Research-Based

Ambiguous

Weak Spec: 'I want my car to go fast.'

Strong Spec: 'The vehicle must travel at least 0.6 m/s on a straight path.'

Weak Spec: 'My design should look cool.'

Strong Spec: 'The body must remain stable and balanced when the motor reaches full output.'

Specify

Analyze

Process

Goals

Lightweight structure

Large rear wheels

Wide frame

Front-facing sensor

Balance

Speed

Acceleration

Power

Power-Focused

Stability-Focused

Acceleration-Focused

None of the above

Personal preference

Clear reasoning and evidence

Popularity of the design

Cost of the design

To manually draw design plans

To automate the calculation process

To create, modify, analyze, or optimize a design

To physically build prototypes

Write clear, measurable design specifications

Develop at least 3 feasible design ideas

Choose and justify your best design

Create detailed planning drawings