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nata0808 [166]
2 years ago
6

A restaurant is trying to decide whether it should serve its customers coffee

Chemistry
1 answer:
vfiekz [6]2 years ago
5 0

Answer: A (Coffee cools more quickly in a ceramic mug than in a Styrofoam cup)

Explanation:

Your hypothesis needs to be about what you are testing, which in this case is how well different materials keep heat.

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Here's what I get  

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