Tech Flashcards
1
Q
Where does plastic come from
A
Plastics are made from crude oil
2
Q
Thermo setting plastic is
A
Plastic that can only be shaped once
3
Q
Thermo plastics is plastic that can
A
Be shaped over and over again
4
Q
How many types of plastics are there
A
2
5
Q
Thermo plastics shapes are
A
Dots that connect in the middle only
6
Q
Thermo setting is
A
Little dots connected all different ways
7
Q
What life span is plastics from
A
Dinosaur oil>refinery>plastic granules
8
Q
What is O
A
Single plastic molecule
9
Q
An O with a line in the middle is
A
Polymer is a chain of plastic molecules
10
Q
Voltage symbol
A
V
11
Q
Resistance symbol
A
R
12
Q
Current symbol
A
I
13
Q
Voltage defeninition
A
The force that makes electrons move
14
Q
Voltage unit
A
Volts with a tiny v sign
15
Q
What is Resistance
A
A force that slows down the electrons
