Need help with biology test?
Need help with biology test?
In the Heat Transfer lab, you placed blocks of ice on different materials and observed melting times to see which materials made good insulators. What is an insulator?
Question 2 options:
A material that slows heat transfer.
A material that increases heat transfer.
A material that stops heat transfer.
A material that has no effect on heat transfer.
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Question 3
What does a thermos do?
Question 3 options:
A thermos slows heat transfer.
A thermos makes things cooler.
A thermos stops heat transfer.
A thermos makes things warmer.
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Question 4
In the Design a Thermos lab, you compared the temperature of your thermos with a container that you did not insulate. What was that container for?
Question 4 options:
That container was a backup container.
That container was the independent variable.
That container kept the thermos from overheating.
That container was a control—a basis for comparison.
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Question 5
Which line represents the data from the Control cups?
Question 5 options:
Red line
Green line
Blue line
Black line
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Question 6 (3 points)
Why would aluminum foil be useful in a thermos design?
Question 6 options:
Aluminum foil reflects radiant heat.
Aluminum foil is a good conductor.
Aluminum foil is a good insulator.
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Question 7 (3 points)
What is the control in the Design a Thermos Lab?
Question 7 options:
Cups with bubble wrap between them.
Cups with cardboard between them
Cups with air between them
There was not a control in that lab.
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