Tech Exams 1 Flashcards
1
Q
Name 3 thermo plastics
A
Acrylic pvc (polyvinyl chlorides) and polyethylene
2
Q
Name 3 thermo setting plastics
A
Polyurethane, polyester and melamine
3
Q
Name the 3 levers
A
Class 1(a set of scissors) class 2 (a wheelbarrow) class 3 fishing)
4
Q
Name the 4 types of motion
A
Linear (rack and pinion)
rotary (fidget spinner)
reciprocating (school bell)
Oscillating (pendulum clock)
5
Q
What are the three types of wood
A
Soft, hard, engineered
6
Q
Give an example of softwood
A
Pine, yew and cedar
7
Q
Give an example of hardwood
A
Oak, beech and maple
8
Q
Give an example of engineered wood
A
Plywood