Revision+for+examinations+in+January+2009.

__**WHAT DO YOU NEED TO KNOW/REVISE FOR THE JANUARY EXAMINATIONS.**__
 * //You must be able to://**
 * Write a clear and succint SPECIFICATION.One that can relate to different perspectives: materials, function, aesthetic, market, business, etc. refer to section 1 of your revision book.
 * Analyse existing products, commenting on different aspects of that product and understand why designers and makers have taken certain decisions. Refer to and take notes from the display in the studio.
 * You **must know** about **__RESISTANT__** materials and their main **__physical__** and **__mechanical__** properties. Refer to your hand outs on materials and the materials section of your text book.
 * You **must know** about certain manufacturing processes: Blow moulding, injecting moulding, case hardening, turning, dip coating etc etc. Refer to your text books for specific examples. Use your notes from revision classes.
 * You **must know** abot CAD and CAM systems, advantages and disadvantages.
 * You **must know** about Health and Safety.


 * //You will be required to design a product of some description using a given specification. When doing this remember to://**
 * Quickly **ghost** your ideas with a hard pencil, **2H** is best.
 * Always **Work** your **sketches**. Use colour senstively, tone, shade and outline your visuals.
 * Use **recognisable graphic techniques** 2D and 3D. Use more complex techniques like 2 and 3 point perspective for simple sketches/exploded sketches of parts. Simpler sketching techniques can be used for the more complex aspects of your design.
 * ANNOTATE your work, this will help explain your thinking.
 * Put in some dimensions to give an idea of size/scale/proportion, use **DIMENSION LINES**.