Convection is the movement<span> of groups of molecules within </span>fluids<span> such as gases and liquids, including molten rock (rheid).</span>
If the length and linear density are constant, the frequency is directly proportional to the square root of the tension.
Answer:
The answer should be C. slanted upward to the right.
Hope this helps. :-)
The food substance being used which turned Fehling's solution to brick red is a reducing sugar.
<h3>What is Fehling's solution?</h3>
This is an indicator which is used to test for the presence of reducing sugar or aldehydes in a solution.
Brick red precipitate of copper(I) oxide is formed when it tests positive to compounds such as glucose etc.
Read more about Fehling solution here brainly.com/question/3262179
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