diamonds

What makes diamonds and their cut special in the way that they shine and sparkle? How is light affected as it moves from air through the diamond and back out into the air?

PROMPT A child asks you very politely why the sky appears blue on a bright and sunny day. What would you say to him or her? They then go on to ask about why the sunset appears red when it normally looks white when it is high in the sky. Do your best to explain […]

Critically examine the impact of the discovery of minerals in the late nineteenth century on the economic development of the Southern Africa region.

Each student will be required to submit an essay, not exceeding 1500 words (4 pages: 1, 5 spacing, font 12), on the following: The discovery of minerals in the late nineteenth century i.e. diamonds in 1867 and gold in 1886, dramatically changed the economic and political structure of southern Africa. Critically examine its impact on […]

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