The mineral and coal resources of South Africa. Unit 1. Flashcards
Name the main minerals that are mined in South Africa.
Gold; platinum; chrome; iron; diamonds; manganese; copper; uranium; nickel; asbestos
What is diamonds used in?
jewellery and cutting machines
What is manganese used in?
Batteries; cans; making other metals
What is copper used in?
Pipes; electrical wires; jewellery
What is iron used in?
Building construction; the car industry; making machines; making other materials
What is chrome used in?
making other materials; making the shiny parts of machines
What is platinum used in?
jewellery; car industry; electrical industry
What is gold used in?
Jewellery; dentistry
Define the term ‘non-renewable’.
Something that we can only use once. When it is finished, it cannot be replaced.
Define the term ‘ore’.
rock that contains large amounts of minerals
Define the term ‘Coal’
rock made from the remains of plants that died millions of years ago.
Define the term ‘fuel’
Something we burn to give us energy.
Define the term ‘industry’.
A vey organized way of making things, often in large factories
Discuss coal as a non-renewable resource.
it is a rock made from plants that died millions of years ago. It is a non-renewable resource. There is enough coal to last the world about 100 years. When it is finished, it cannot be replaced.
Discuss stage 1 of coal formation
Millions of years ago thick forests grew in swamps and the dead trees fell into the swamps.
Discuss stage 2 of coal formation
Rivers washed sand and soil into the swamps and buried the dead trees.