Chemistry, 07.05.2021 06:30 burnsmykala23
The ancient Greeks used to believe that there were four elements: water, air, earth, and fire. A student is trying to
create a dichotomous key that will identify fire out of the four elements. The key the student makes can be seen below.
Is visible to the naked eye
Y
Is cool to the touch
Air
is a liquid
Water
IN
Earth
Fire
What mistake did the student make?
Fire and water are switched.
Earth and air are switched.
O Earth is a liquid, so it is in the wrong position.
Air is visible to naked eye, so it is in the wrong position.
Answers: 1
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The ancient Greeks used to believe that there were four elements: water, air, earth, and fire. A stu...
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