Biology, 31.08.2019 07:30 trinwaring

Which of the following is an example of a scientific question that is not testable?
why is the sky blue?
how moist should soil be for a tomato seed to sprout?
is the strength of steel related to the amount of carbon in it?
does the rate of cooling of a liquid depend upon its initial temperature?

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Which of the following is an example of a scientific question that is not testable?
why is th...

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