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Q3: When volcanoes eject particles into the atmosphere,
Q7: Why is it difficult to apply the
Q10: It takes _ litres of water to
Q13: Tapeworms, ticks, lamprey, and mistletoe are all
Q15: Alexander Graham Bell invented the telephone to
Q21: Today, the value of a statistical life
Q25: _ is NOT an attribute of alternative
Q28: Life in Earth's oceans originated _ years
Q42: An underground formation of loose materials may
Q42: In the 1980s, neo-liberalism in Canada prompted