C. -1,0. I hope I helped!
Answer:
A. Obsidian
Explanation:
It fits the property described in the question.
It cools so fast that no visible crystal or grain could form. It has high silica Composition, black and glassy. It is also used to make tools with sharp edges
In 1840, these become Canada<span> East and </span>Canada<span> West after the British Parliament unified Upper and Lower </span>Canada<span> into the Province of </span>Canada<span>. This territory was redivided into the Provinces of </span>Quebec<span> and Ontario at Confederation in 1867. Each became one of the first four provinces.
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Reduce use of fossil fuels in factories and other places as a source of energy and attempt to replace the use of fossil fuels with cleaner sources of energy like "Wind energy" and "Solar energy"
Son Papua Nueva Guinea(en lenguaje), Tanzania(en razas), y la republica democrática del Congo(en razas).
