Year 8 DT Exam Revision - WordPress.com

Year 8 DT Exam Revision - WordPress.com

Year 8 DT Exam Revision Drawing and Annotating ideas Annotating is adding comments or explanations to a drawing, to let the viewer understand more about what you have drawn. Drawings should be drawn in pencil And coloured in to the best of your

ability. Annotating Continued You can annotate a drawing to talk about things you might not be able to show in a drawing. For example: Aesthetics (How something looks eg: colours), Function (How something works) Materials (What materials have been used and why)

WWW/EBI Nets of Packaging A packaging net is a 2D shape that can be folded into a 3D object. i.e. if you were to fold a box down into its flat shape, that shape would be the box net. This is the net of this packaging This is the net of this packaging

CAD Computer Aided Design. Use of a computer and software to help in the design and modification of an idea. Google SketchUp 2D Design Photoshop

These are examples of CAD software CAM Computer Aided Manufacture CAM is the use of computer software to control a machine in the making of a product. Laser Cutter 3D Printer

Sequence Diagrams A sequence diagram is a series of pictures or photos that show the process of how something works. For example: This sequence diagram shows how a vacuum former works. Tool names and uses Tenon Saw

Try Square Coping Saw Used for cutting short straight cuts, cannot cut curves Used to marking out right angles Used for cutting smaller

pieces of wood, can cut curves Marking Gauge Flat file Used for marking out Used to wear away and smooth out wood that is flat

Materials Man made wood is a type of material that cannot be cut from a tree. Examples of this are MDF, Plywood and Chipboard. Wood can be protected by using a varnish Or a wax Coniferous Trees, like a Pine tree, are Ever Green and keep their leaves all year round

Product Analysis When analysing a product you can use ACCESS FM to help you: Aesthetics- How something looks Cost- How much does it cost to make and how much would it retail for Consumer- Who would buy the product Environment- How does the product affect the environment Safety- Are there any safety issues (Eg: Sharp edges) Size- Is it a large product or small Function- How does the product work

Materials- What is the product made from Packaging Symbols A product meets the requirements of the relevant European health, safety and environmental protection legislation Means that material (for example a plastic Bottle) is recycable

A product meets British Standards Used in many European countries, it shows that the producer of the packaging has Made a contribution towards recycling that packaging.

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