Acetylene welding goggles are worn because they protect the eyes from

Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented.b)scientists had not completely finalized their results, which took 30 years.c)cigarettes were cheaply available and media channels were very inefficient.d)cigarette manufacturers were trying hard to bring an alternative into the market

Which units can be used to measure length or distance? check all that apply. gram meter kilometer liter inch

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