Practice Convection Currents (3.1) - Chapter 6 : Heat Transfer

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6 sample questions

Question 1.
What happens to a fluid when it is heated?
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Think about what happens when you boil water.
Question 2.
Give an example of convection currents in nature.
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Consider coastal areas.
3Question 3.
What occurs when a fluid is heated?
- It rises
- It sinks
- No change
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Think about boiling water.
4Question 4.
True or False: Convection currents can only occur in liquids.
- True
- False
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Consider where else you see convection.
Question 5.
You want to design a room for optimal heating using convection currents. How would you position heaters for maximum efficiency?
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Consider how air moves when heated.
Question 6.
Explain how convection currents could contribute to the urban heat island effect.
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Link convection, heat retention, and city structures.

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