Vocabulary Of Mechanisms

Front 1

If a part of a machine moves around in a circle, it has a __ ___ ___ __ __ __ action .

Back 1

rotary

Front 2

If something moves repeatedly between one position and another, we say that it is __ __ __ __ __ __ __ __ __ __ __.

Back 2

oscillating

Front 3

An adjective which means consisting of or to do with lines __ __ __ __ __ __

Back 3

linear

Front 4

All mechanisms involve some kind of __ __ __ __ __ __ .

Back 4

motion

Front 5

A device which opens and closes to control the flow of liquids or gases,( or a similar structure in the heart and the veins, which controls the flow of blood) is called a __ __ __ __ __ .

Back 5

valve

Front 6

An engine which produces energy by burning fuel within itself is called an internal __ __ __ __ __ __ __ __ __ __ engine.

Back 6

combustion

Front 7

11. A device consisting of a weight on a stick or thread which moves from one side to the other, especially one which forms a part of some types of clock is called a __ __ __ __ __ __ __ __ .

Back 7

pendulum

Front 8

The force which makes it difficult for one object to slide along the surface of another or to move through a liquid or gas is called __ __ __ __ __ __ __ __ .

Back 8

friction

Front 9

When you __ __ ___ __ __ __ __ __ ___ a machine , you use a substance such as oil to make the machine operate more easily, or to prevent something sticking or rubbing.

Back 9

lubricate

Front 10

A __ __ __ is a wheel with shaped bumps on it. __ __ __ __ are often connected to rods, levers, or springs.

Back 10

cam