Two Identical Beakers Each Contain 250 ML of Water

question 18

Multiple Choice

Two identical beakers each contain 250 mL of water. The temperature of the water is 85°C in one beaker and 15°C in the other beaker. A drop of red food coloring is placed in each beaker at the same time. During the first minute, which of the following is most likely to happen?

• A)The food coloring will spread out faster in the 85°C water than in the 15°C water.
• B)The food coloring will form a layer at the top of each beaker since it does not mix with water
• C)The food coloring will spread only halfway through the water in each beaker due to convection currents.
• D)The food coloring will settle faster at the bottom of the beaker containing 85°C water than at the bottom of the beaker containing 15°C water.

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