What are the two types of wood?
Softwood and Plywood
Softwood and Hardwood
Examples of Softwood: pine, spruce and ?
cedar
ash
Examples of Hardwood: ash, beech and ?
hard
walnut
Types of manufacturing boards?
Plywood and Softboard
Hardboard and Plywood
What is Plywood?
gluing thin layers together
gluing and compressing pulped wood together
What is Hardboard wood?
What is hardboard used for?
cupboards, packaging and sign boards
toys, household boat building
What is plywood used for?
toys, boat building
I couldn't be bothered to ask you the tools so just learn them all and components as well :)
You also need to know the safety signs(name, colour and shape) have fun :)
How many people are allowed in the red box?
1 pupil
1 pupil (+teacher)
What is the safety rules for soldering?
hair tied back, apron on and glasses on
hair tied back, apron on and goggles on
What are the 2 types of plastics?
thermo setting and thermo plastic
thermo setting and thermo setted
What are the features of thermo setting plastic?
strong, shiny, resistant to heat and cannot be reshaped
strong, resistant to heat and cannot be reshaped
What are the features of thermo plastic?
heated then shaped, can be reshaped and when cooled will keep it shape
tough, heated then shaped, can be reshaped and when cooled will keep it shape
is acrylic a thermo setting plastic?
is rigid polystyrene a thermo plastic?
What is the first step of vacuum forming?
put it in
pick ur mould
What is the second step?
place it in the machine
clamp it
What is the 3 step?
bring it up
What is the 4th step?
when its cooled it will keep its cool
What's the last step?
that's all
when cooled it will keep its shape
Is there a step 6?
forgot to ask what are the features of acrylic?
stiff and strong, doesn't scratch, range of different sizes, shape and colours
stiff and strong, scratches easily and range of different sizes, shapes and colours
What are the features of rigid polystyrene? (I forgot to put this in the mind map so you can add it yourself if u want to)
tough, good for vacuum forming and different shapes, sizes and colours
strong, good for vacuum forming and different shapes, sizes and colours
What is rigid polystyrene used for?
biscuit trays and cases
biscuit trays and butter tubs
What are Conductors?
things that ley electricity pass through
things that stop electricity passing through
What is an Insulator?
thing that lets electricity pass through
thing that doesn't let electricity pass through
Remember to learn components! (both are correct)
ok
no
What are conductors?
steel, silver, gold and copper
steel, silver, gold, copper and wood
What are Insulators?
wool, cotton, plastic, rubber and wood
wool, cotton, plastic, rubber, wood and polystyrene
What does series mean?
when components are joined one after another so electricity has only one way to flow
when components are joined one after another so electricity can flow two ways
What does parallel mean?
when components are joined to let electricity flow through at the same time
when there opposite to each other
What are the rules for LED?
must be joined the right way and must join resistor to LED
musnt e joined the right way but have to join a resistor to LED
What are the three sensor? (three possible answers)
moisture
LED
LDR
thermostat
thermistor
___________ three sisters?
transition
transistor
What are the four motions?
linear, oscillating, rotary, reciprocate
reciprocating, linear, oscillating, rotary
What is Linear?
movement in a circle
movement in a straight line
What is oscillating?
forward and backwards in an arc
What is reciprocating?
forwards and backwards in an arc
forwards and backwards in straight lines
What is rotary?
forwards and backwards in a straight line
What are the two main mechanisms?
Input and Output
Input and Outin
What does Input mean?
what you do e.g push down on the lever (hole puncher)
what happens e.g holes are punched in paper (hole puncher)
What is Output?
what you do e.g push down on lever
what happens e.g holes are punched in paper
What are the three main linkages?
push and pull
push
double arm
reverse motion
single arm
What does push and pull do?
large rod at top moves to the left and the two small rods at the bottom move to the right
small rod at the top moves to the left and the two large rods at the bottom move to the right
What does reverse motion do?
top rod moves to the left and bottom rod moves to the right
top rod moves to the right and bottom rode moves to the left
What does the double arm do?
linkage will not change in a reciprocating motion into two oscillating motions
linkage will change a reciprocating motion into two oscillating motions
Are the rods parallel in push and pull?
Can double arm be found on novelty coat hooks?
Are the reverse motion in the same direction?
is the fixed pivot the centre of rotation?
yeh
nah
How many parts are there to the cam?
1
2
3
4
What are the three parts?
follower
axle
metal
rods
cam
What are the three main types of cams?
heart shaped
circle shaped
pear shaped
rectangular shaped
square shaped
What are the three parts of levers?
effort
weight
mass
load
fulcrum
how many classes are there?
What is class one?
fulcrum between the effort and the load
load between the fulcrum and effort
What is class 3?
effort between the fulcrum and the load
load between the effort and fulcrum
What is class 2?
load between the fulcrum and the effort
Is obeche Hardwood or Softwood?
Softwood
Hardwood
