5 To a term means to use a

word or phrase that no one has used before.

6 A(n) is a covering.

8 means not exactly.

9 Scientists often global

change will destroy our Earth.

1 The biosphere is made up of all

living things and their environments. F ЦЦ

2 The biosphere is a 5 km layer

around the Earth. F Г

2 A sprung seat is made up of

of strong wire.

4 A long length of something is a

5 We can find a if we watch

something and see if it acts in similar ways over a period of time.

6 It was quite how different the

children were.

1. The sheets of paper were

together by string.

8 Mendel's discoveries the

secret of heredity.

9 A combination of two or more elements or parts is called a

10 A(n) is an organic compound

which acts as a base.

Fuel

2

Nuclear power

4

6

Wind power

8

1Z means lasting forever.

1 What is the chemical used

in paint?

2 An important discovery that helps us find a solution is called a

1Hydroelectricity