Exercises
1. Distinguish between:
1. High grade ore and low grade ore
2. Wind energy and geo
3. Drilling and quarrying
thermal energy.
please give me your answer with attached image please help me to getting out.
Answers
Answer:
Explanation:
Difference between high grade ore and low grade are as follows :-
High grade ore contains a large concentration of the desired mineral. Low grade ore contains small concentrations of mineral.Example of high grade are gold and silver. Example of low grade ore are shale and schist.
Difference between wind energy and geothermal energy are as follows:-
The energy possessed by wind is called wind energy.The internal heat of the earth is known as geothermal energy and this can be harnessed to generate electricity.
Difference between quarrying and drilling are as follows:-
When minerals are simply dug out from near the surface and it is called 'quarrying'.When deep wells are bored to take out the mineral, the process is called 'drilling'.