Complete the definitions (1-9) below with the highlighted words in the text.

1.	A ……………… is one million of a metre.
2.	The ……………… is the distance across a circle.
3.	A ……………… substance is one that burns easily.
4.	“………………” means joining the ends of two cables together.
5.	To “……………” means to start to burn.
6.	……………… are tubes for carrying cables.
7.	“………………” is a common short way of saying ‘for each’.
8.	To “………………” means to touch with your hands.
9.	“…………………” means in a way that produces a good result and doesn’t waste time, energy, or resourses.

* (“Engineering” Workshop by Lindsey White, OUP; Unit 14, pg.16, ex.5)