DT Key Concepts GCSE (OCR 9-1)

studied byStudied by 1 Person
0.0(0)
Get a hint
hint

What is a stakeholder?

1/249

Tags & Description

Studying Progress

New cards
249
Still learning
0
Almost done
0
Mastered
0
249 Terms
New cards

What is a stakeholder?

People who have an interest in a product

New cards
New cards

What is a primary user?

The person or group of people who will use a product

New cards
New cards

What is a design context?

The situation a design solution is intended for

New cards
New cards

What is globalisation?

Businesses and organisations operating globally and developing international influence

New cards
New cards

What are the four considerations that must be made when designing a product?

Social, cultural, moral and economic

New cards
New cards

What is sustainable economic growth?

Development satisfying economic needs of humans, without compromising those of future generations

New cards
New cards

What is the usability of a product?

How easy a product is to use

New cards
New cards

What is ergonomics?

How people interact with a product

New cards
New cards

What is inclusive design?

Designing for the widest possible range of consumers

New cards
New cards

What are anthropometrics?

How the sizes of human bodies can influence design

New cards
New cards

What are aesthetics?

Factors associated with the nature and beauty of a product

New cards
New cards

What is the golden ratio?

A mathematical ratio found in nature that can be used to create natural looking products

New cards
New cards

What is disassembly?

Taking apart a product to examine it in detail

New cards
New cards

What is marketing?

Promoting and selling a product

New cards
New cards

What is market pull?

A need for a product that arises from customers to solve a certain need

New cards
New cards

What is technology push?

Where new research and technology leads to new products on the market

New cards
New cards

What is twenty-first century design?

Current, forward-thinking design that considers current trends and involves future consideration

New cards
New cards

What is a throwaway society?

A society influenced by consumerism, affecting the environment

New cards
New cards

What is a circular economy?

Where resources are used for as long as possible to regenerate products, leading to a cradle-cradle model

New cards
New cards

What is an emerging technology?

A new technology that is currently being developed

New cards
New cards

What is artificial intelligence?

Where computer programs 'learn' to perform their functions better than originally programmed, without the interference of humans

New cards
New cards

What are biometrics?

The identification of a user by physical appearance

New cards
New cards

What is virtual reality?

A computer-simulated environment that can be a simulation of the real world or an imaginary world

New cards
New cards

What are drones?

Unmanned flying objects with the potential to carry out certain roles

New cards
New cards

What is planned obsolescence?

The business practice of deliberately out-dating products before the end of its useful life

New cards
New cards

What are the six 'R's?

Rethink, reuse, recycle, repair, reduce, refuse

New cards
New cards

What are some examples of artificial intelligence?

Email inbox spam, car robots, smart personal assistance

New cards
New cards

What are some examples of biometrics?

Apple iPhone fingerprint scanners, biometric passports, facial recognition

New cards
New cards

What are some examples of virtual reality?

PlayStation VR, pilot training

New cards
New cards

What are some examples of drones?

'Blue Planet 2' drone filming, police surveillance, Amazon 'Prime Air' parcel delivery

New cards
New cards

What is a battery?

A self contained chemical power pack that can produce a limited amount of electrical energy

New cards
New cards

What is fair trade?

Trade in which fair prices are paid to producers in developing countries

New cards
New cards

What is oblique drawing?

Simple 3D sketches with added depth to display a design or idea

New cards
New cards

What is a perspective drawing?

A 3D sketching technique that shows objects in proportion

New cards
New cards

What are sketch models?

Quick models made from easy-to-work-with materials to give a 3D representation of a design or idea

New cards
New cards

What are the disadvantages of sketch models?

They are often small, inaccurate and weak

New cards
New cards

What are the advantages of sketch models?

They are quick to make, give a representation of what a design might look like and they are made out of low-cost materials

New cards
New cards

What is UCD (user centred design)?

Design based on the understanding of users, the tasks they do and the environments they will use the product in

New cards
New cards

What is involved in UCD (user centred design)?

Focus groups, usability testing, participatory design, interviews and questionnaires

New cards
New cards

What is collaboration in design?

Working with others for mutual benefit

New cards
New cards

What is paper (and boards) measured in?

Gsm (grams per square meter)

New cards
New cards

What is corrugated cardboard?

A piece of fluted sheet sandwiched between two pieces of card to increase strength

New cards
New cards

What is card?

A thicker version of paper available in a wide variety of colours and sizes

New cards
New cards

What is corriflute?

Extruded corrugated plastic similar in structure to corrugated cardboard and is used for outdoor signs, plastic containers, packaging and for modelling

New cards
New cards

What is Styrofoam?

Expanded polystyrene foam with a blue tint and is used in insulation for caravans, boats, coolers and lorries and for models in design

New cards
New cards

What is hardwood?

Slow-growing wood which is dense, hard and heavy from deciduous trees

New cards
New cards

What is softwood?

Fast-growing wood which is cheaper than hardwood and usually softer, with it coming from coniferous trees

New cards
New cards

What is a ferrous metal?

A metal containing iron

New cards
New cards

What is a non-ferrous metal?

A metal which doesn't contain iron

New cards
New cards

What is an alloy?

A metal made by combining two or more metals

New cards
New cards

What is plastic memory?

The ability of thermo polymers to return to their original state after reheating

New cards
New cards

What is a mechanism?

A series of parts that work that work together to control forces and motion

New cards
New cards

What is a system?

A set of mechanical or electronic parts that work together to produce a desired output

New cards
New cards

What is a force?

A push, pull or twist

New cards
New cards

What is rotary motion?

Motion in a circular shape

New cards
New cards

What is linear motion?

Motion in a straight line

New cards
New cards

What is oscillating motion?

Motion in a circular shape but moving backwards and forwards

New cards
New cards

What is reciprocating motion?

Motion back and forwards in a straight line

New cards
New cards

What is an input?

The type of motion put into a mechanism

New cards
New cards

What is an output?

The type of motion a mechanism produces

New cards
New cards

What is a lever?

A rigid bar that is free to turn around a fulcrum

New cards
New cards

What is the load from a lever?

The output force of a lever

New cards
New cards

What is a fulcrum

The pivot around which a lever turns

New cards
New cards

What is the effort of a lever?

The input force of a lever

New cards
New cards

What is the arm length?

The distance between the force being exerted and the fulcrum

New cards
New cards

What is a cam and follower?

A mechanism which converts rotary motion (cam) into reciprocating motion (follower)

New cards
New cards

What is a pinion?

A small driver gear (smaller than the driver gear)

New cards
New cards

What is a shaft?

A rod that transfers the rotation through a mechanism

New cards
New cards

What is a simple gear train?

A pair of gears consisting of a driver gear and a driven gear

New cards
New cards

What is a spur gear?

A toothed wheel

New cards
New cards

What is torque?

A turning or twisting force

New cards
New cards

What is lubrication?

A substance applied to reduce friction between moving parts

New cards
New cards

What is a pulley and belt drive?

A method of transferring rotary motion between two shafts

New cards
New cards

What is a linkage?

A component used to direct forces and movement to where they are needed

New cards
New cards

What is a subsystem?

A section of a system with a specific role

New cards
New cards

What is a system diagram?

A diagram of interconnections and flow of signals in an electronic system

New cards
New cards

What is embedding?

Customising a microprocessor to be permanently placed within a product

New cards
New cards

What is a microcontroller?

A special-purpose microprocessor that adds functionality to a product

New cards
New cards

What is a physical quantity?

Something that can be measured, e.g light, temperature or speed

New cards
New cards

What is a program?

A set of instructions to tell a micro-controller how to carry out a task

New cards
New cards

What is a sensor?

A component that produces a signal in response to a specific physical quantity

New cards
New cards

What is a signal?

An electrical voltage that is used to represent information

New cards
New cards

What is latching?

A switch that stays on (or off) after a button is released

New cards
New cards

What is a momentary switch?

A switch that stays on only while it is held down

New cards