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Which of the following is an example of a quantitative observation? a. The piece of metal is longer than the piece of wood. b. Solution 1 is much darker than solution 2. c. The liquid in beaker A is blue. d. The temperature of the liquid is 60°C. e. At least two of the above (A-D) are quantitative observations.

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JeanaShupp

Answer: d. The temperature of the liquid is 60°C.

Explanation:

A quantitative observation is an observation of measure of variables sing in the study or experiment . Variables can be length, weight, temperature , volume etc which can be measured.

From all the given options only option d. is describing a measure ( 60°C).

Hence, an example of a quantitative observation: "The temperature of the liquid is 60°C."

So correct option is d.

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