Design and Mechanism Revision Lower Sec

A Design Brief is

• Clear statement of what is needed

• Clear statement of the design task indicating the requirement

• Clear statement of specifications

• Clear statement of research

Design Specifications provide...

• detailed information about products

• detailed information about research of product

• detailed information about requirements of product

Which two important design specifications points would be suitable for a product that can use used to hold tooth brushes and toothpaste to be used by a child? (You may choose more than one answer)

• The product must be able to hold at least 3 toothbrushes and 1 toothpaste.

• The product must be water resistant.

• The product must be suitable for teenager.

• The product must be colourful.

Which is not one of the 5 stages in design process?

• Needs Analysis

• Prototyping

• Research

• Idea Conceptualisation

• Identify Design Opportunities

A mechanism is...

• ...a device that can make our task harder.

• ....a method that can make our task disappear.

• ... system that can make our task easier.

Which is not a simple machine?

• pulley

• gear

• lever

• spring

• inclined plane

Draw the two movements that can take place on the glue stick

Which input, process and output will be most suitable here?

• Input: Lever mechanism

  Process: Fingers move teh scissors handle

  Output: Blade cuts paper

• Input: Fingers move the scissors handle

  Process: Lever mechanism

  Output: Blade cuts paper

• Input: Effort

  Process: Fulcrum

  Output: Load

A scissors function as Lever simple machine. Identify the the position of fulcrum, load and effort.

• A: fulcrum

  B: effort

  C: load

• A: load

  B: effort

  C: fulcrum

• A: effort

  B: fulcrum

  C: load

Are you ready for the test?

• Yes

• No

• Maybe

• Huh? What test???