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Question:

would be considered a rock. (1 point) * Quartz * Mica * Granite *?

would be considered a rock. (1 point) * Quartz * Mica * Granite *?

Answer:

It doesn't. Quartz is used to make oscillators, not diodes. Diodes are made from doped silicon, or germanium, or gallium arsenide, or vacuum tubes.

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