Quiz On Modern Marvel Water Video Notes

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Quiz on Crash Course Lab Safety Video Notes


Answer the following questions using your notes from Crash Course Lab Safety Video.


1) How much of the Earth is covered by water?


2) How many people on Earth lack access to clean drinking water?

3) In general words, what does ozone addition, reverse osmosis, and/or ultraviolet light addition do to water?


4) What advancements did the Romans develop to transport water more efficiently?



5) In Middle Ages water quality decreased to the point where people did not want to drink water. What did they drink?


6) Eventually bottled water become popular, why?


7) According to the video, what is water's most significant feature?


8) How much of American's water is used for farming?


9) What process causes plants to give off water into the atmosphere?


10) Why are scientists looking for water on Mars and elsewhere in the solar system?



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