Its spread mainly because of the pest rats and also fleas
(4) Biotite and amphibole were two minerals, not shown on the Graph of Changes in Mineral Composition Within the Palisades Sill, that are also likely to be found in some other samples of diabase.
Answer:
C). Corundum
Explanation:
Corundum is a crystalline type of aluminum oxide that usually contains iron, titanium, vanadium and chromium traces. Corundum is an incredibly durable and hard material. It is the third hardest mineral, after moissanite and diamond.
A geologist determine that a sample of a mineral can’t be scratched by a steel naill but can be scratched by a Masonary drill bit. Based on this information, the sample mineral has to be softer than CORUNDUM.
Due to Corundum's hardness , it can scratch almost every other mineral, and Since corundum is harder than the drill bit of masonry that can smash the mineral sample and thus the mineral sample must be softer than corundum.
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<u>Ethically produced</u> means that a product was produced or a service was completed in a moral way and without infringing on the rights of others.
This phrase does not apply to sweat shops. These were places with unsafe and poor working conditions where workers were worked to their max and received low wages. The leaders of these companies were so concerned about profits that they did not take into account the well being of their employees. This is definitely not ethical, so products produced in sweatshops were not ethically produced.
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C because uniformitarianism follows the belief that changes have always happened at a constant rate
