rubber because that is a good thermal insulator
Tube is a made up of rubber, while pipe is a round solid material.
Compound machines are things that are made up of 1 or more simple machines. A screw isn't made up of any simple machines unless you count the screw as a simple machine.
wedge and a lever and other stuff
example of compound machines there is bike,can opener,scissors and alot of things i do not know every thing about it because i am gr5a in bundang international school
10
Vulcanized rubber.
vulcanized rubber!
Vulcanized Rubber
no they are made from plastic put the plastic contains rubber in side it.
That is a way to repair tires, not a tire as such vulcanized rubber was invented by Charles Goodyear if that is what you are asking. The first practical rubber tire was made by John Dunlop.
A vast array of products are made with vulcanized rubber including tires, shoe soles, hoses, and hockey pucks.
hook
Hockey pucks are usually made of hard plastic, although some rubber ones can be found rarely; they are not generally used because they are extremely hard to use properly.
1839 or 1844 sorry trying to figure out same thing
Solid vulcanized rubber. Contrary to common belief, there is no lead in the center.
Extremely hard! When you try to squeeze it there is barely any give in it.