Available Answers

1. 1.

   Name the following.

   1. It is the study of rocks and minerals that form the Earth.
   2. This mineral is used to produce nuclear energy.
   3. It is is the main ore of aluminium.
   4. This mineral is composed of calcium carbonate.
   5. It is is found in association with petroleum in the sedimentary beds.
2. 2.

   State whether the following statements are 'true' or 'false'.

   1. Scientists who study the Earth to find out how and where minerals and rocks occur are called physicists.
   2. Metallic minerals are poor conductors of heat and electricity.
   3. Gold is a soft metal with high luster.
   4. Peat is the best form of coal.
   5. Minerals are exhaustible or non-renewable natural resouces.
3. 3.

   What are rocks?

4. 4.

   How are rocks different from minerals?

5. 5.

   What are ores? Give two examples.

6. 6.

   What are metallic and non-metallic minerals?