What do metal tools and machinery, the metal filament i - Practice (English) | ObjectiveMcq

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What do metal tools and machinery, the metal filament i - Practice (English) | ObjectiveMcq

PracticeGeneral ScienceMineralsWhat do metal tools and machinery, ...

Minerals General ScienceEasy

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What do metal tools and machinery, the metal filament in a light bulb, and steel girders used to frame an office building all have in common?

Correct Answer:

(D) They began as minerals inside Earths crust

Explanation:

They began as minerals inside Earths crust

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