Answer:
Newton passed sunlight through a glass prism to separate the colors into a rainbow spectrum. He then passed sunlight through a second glass prism and combined the two rainbows. The combination produced white light. His simple experiment proved conclusively that white light is a mixture of colors.
hope this helps
Answer: repeatable
Explanation: Accurate repeatable is needed in a valid experiment. I think
the answer would be DISCHARGE
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Answer:
(C) HBr is an acid .......