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19 Thermal Energy lab full

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Posljednje ažuriranje almost 5 years ago
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Pitanje 1
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The Sweater: This winter was soooo cold. My mother told me to “put on a sweater”, because I was cold. Why do mothers tell their kids to put on a sweater? (1pt) Compare a sweater and a t-shirt.(1 pt)

What is it about the sweater that keeps them warm? (1 pt)

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Pitanje 2
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The Forgetful Chef has a problem. The chef needs to thaw the chicken as quickly as possible, but doesn’t want to heat it in the microwave or in hot water because it might pre-cook the meat. Below is a list of materials the chef has in his kitchen that he is considering placing the chicken on. Which one do you think might be the best option? (1 pt) Explain your choice. (1 pts)

· Wooden Butcher Block

· Granite countertop

· Aluminum baking pan

· Glass bowl

· Plastic container to cover chicken with cold water

· Kitchen towel

Pitanje 3
3.

A good insulator is the opposite of a conductor. What do you think it means if something is a good insulator? Your explanation can include a written description or well-labeled drawing.

Pitanje 4
4.

Do you think something that feels warm, like the sweater, is a conductor or an insulator? Explain your answer.

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Pitanje 14
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Draw what you think is happening and explain it in writing.

Pitanje 15
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Make a prediction here.

Pitanje 16
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From step 1.

Pitanje 17
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From step 1.

Pitanje 18
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From step 1.

Pitanje 19
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From step 1.

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