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.
Answer:
is there an attachment or something?
Answer:
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The following SEVEN (7) countries surround Poland:
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1) the Czech Republic; [south of Poland];
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2) Slovakia; [south of Poland];
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3) Belarus; [east of Poland];
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4) Ukraine; [east of Poland];
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5) Germany; [west of Poland];
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6) part of Russia —specially, the province of Kaliningrad Oblast;
[northeast of Poland];
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7) Lithuania; [northeast of Poland].
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Answer: Here you go
Explanation:
List and explain ten effect of ocean current an adjacent costal area
A cold current flows past California. The prevailing wind laden with moisture passing over the cold current results in the formation of a high fog layer which covers the coastal area. In the summer, this results in much less sunnier and much cooler mornings and evenings along the coast.
Answer:
not sure bro
Explanation:
hope it helps and use brainly it never lies
