Geography Flashcards
How is coal formed
By dead trees falling in swamps and layers of dirt being piled on top of the tree. Then the tree gets pushed into the ground.
Which mineral do we use to make electricity
Coal
Where is the biggest man-made, open pit mine
Kimberly
What mineral did they mine in the Big Hole Kimberly
Diamonds
How does mining effect the environment
It pollutes the water around the mine
What are the main minerals in Free State
Gold, coal and diamonds
Where are most of the coal mines in South Arica
Mpumalanga
Where are the copper mines in SA
Northern Cape, North-West and Limpopo
Name two ways that mines are bad for the Earth
Mining destroys land and pollutes nearby water
Name a disease that attacks miners lungs
Silicosis
What are rock falls
When rocks fall down in a mine
What could happen if a miner lit a match in a mine
The gas in the mine could explode
What is a shaft
A hole that goes deep down into the ground
What did diamond miners use to mine in the Big Hole Kimberley
Spades and picks
What is ventilation
A way to push cooled, fresh air into small spaces such as a mine
