woodwork

Question 1

name the 6 R’s

Answer 1

reduce

reuse

repair

recycle

rethink

refuse

Question 2

what is fracking

Answer 2

process of extracting natural gas from shale rock layers deep within the earth

Question 3

name the 5 forces and stresses:

Answer 3

tension

compression

bending

torsion

shear

Question 4

name the 4 types of movement

Answer 4

linear - moving one way in a straight line

Reciprocating motion - backwards/forwards in a straight line

Osculating motion - arc motion

Rotary motion - moving in a circle

Question 5

describe the first, second and third levers

Answer 5

1. load ———— pivot ————- effort
   eg. see saw
2. pivot————-load—————-effort
   eg. wheelbarrow
3. load ———-effort ————-pivot
   eg. fishing

Question 6

Facts about Apple

Answer 6

founded in 1976

they wanted to make competing simple

pleasing aesthetics

touch screen technology

Question 7

what are the ricks of using 3D printers

Answer 7

poeple might try and sell guns or other dangerous objects online

Question 8

give examples of renewable energy

Answer 8

wave, solar and geothermal

Question 9

name non finite materials

Answer 9

oxygen and leather

Question 10

explain the life cycle of a product

Answer 10

extraction
production
distribution
use
recycling

Question 11

benefits of automation

Answer 11

replace manual jobs therefor save laybour costs

Question 12

what does CAD stand for

Answer 12

computer aided design

Question 13

advantages to CAD

Answer 13

designs can be created and edited easily

very accurate

easily copied

Question 14

disadvantages to CAD

Answer 14

complex to learn

very expensive

issues with software

Question 15

why is computer aided manufacture becoming for popular

Answer 15

because it decreases labour costs, and it’s a quicker and more efficient way of manufacturing 

Question 16

name some potential energy forms

Answer 16

Chemical mechanical nuclear and gravitational

Question 17

name, some kinetic, energy forms

Answer 17

movement heat and sound

Question 18

Give some examples of storing energy that can be found in most homes

Answer 18

balloon - compression

Battery? - Electrical energy

Elastic band -tension

Question 19

what are biodegradable polymers made out of

Answer 19

Cornstarch and vegetable starches

Question 20

Explain what is self-healing polymer

Answer 20

microcapsules get a fracture

Pull him, a reason is released into fracture

Rose and hardens and heels damage

Question 21

give an example of photochromic particles

Answer 21

Sunglasses

Question 22

name some car subsystems

Answer 22

steering

braking

navigation

Question 23

stytems diagram

Answer 23

input ——- process ——— output

Question 24

lamp

Answer 24

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