A soft, black opaque carbonaceous rock that can be used t...
A soft, black opaque carbonaceous rock that can be used to make pencils is
lignite
graphite
lead
coal
Correct answer is B
No explanation has been provided for this answer.
The most predominant occupation of most of the population of West African countries is ...
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Which of the following favours the formation of rift valleys? I. Tensional forces in the earth's...
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The earth's movement from west to east on its own axis is known as ...
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The variation in the volume of water in a river over time is known as its? ...