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Nataly_w [17]
3 years ago
7

What is the hardest mineral listed here? Group of answer choices

Biology
2 answers:
KATRIN_1 [288]3 years ago
5 0

Answer:

Diamond is the hardest mineral

Explanation:

mohs scale has been used worldwide to test the hardness of a mineral.Because it is cheap,easy to do and understood instantly. Other hardness test never gain that much popularity as Mohs scale.Its a relative integer scale comparison of being scratched. Other hardness test in which a specific pressure applied for a specific length of time.An example of a mineral with variable hardness is kaynte. Another best example is diamond with variable hardness people who cut diamond have known its variable hardness, In Mohs scale of hardness diamond 's position is number 10-10000 is its hardness.

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Pepsi [2]3 years ago
3 0

Answer:

Assuming that the choices are A. Quartz B. Calcite C. Gypsum and D. Corundum. the hardest material besides diamonds is  D. Corundum

I hope this helps! And good luck to you!

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Pls could youfactorize y²+6y-27​
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Answer:

(y+9)(y-3)

Explanation:

9*(-3) = -27
9+(-3) = 6
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3 years ago
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Answer:

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Explanation: wild fire are one of the most common ways for a secondary succession that can bring change when the environment is disturbed or damaged. For instance, by allowing fast-growing plants to grow and provide a source of food and shelter for many animals to use and eventually draw them back into the ecosystem. Both flooding and tsunamis help push older organisms and other stuff from the environment to create for room for other plants and animals to come and keep the ecosystem healthy and ongoing.

i hope this can help you with your work mate!

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