Fill in the blanks

Question 1

———– is the solid material that makes up most of the earth’s surface.

Answer 1

Rock

Question 2

——– forms large solid areas in the ground.

Answer 2

Coal

Question 3

Coal is made from ———.

Answer 3

carbon

Question 4

Carbon is ——– and has been part of —————– mainly ———- from trees.

Answer 4

1. Organic
2. Living things
3. Wood

Question 5

Sandstone is ———- which makes it a good —————-.

Answer 5

1. Porous

2. water filter

Question 6

Aquafires and petroleum reservoirs are often found under ———–.

Answer 6

Sandstone

Question 7

Chalk is made from the mineral ———– also known as ——————–.

Answer 7

1. calcite

2. calcium carbonate