Quiz: Thermal Insulation Practical
AQA GCSE Physics 8463
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Building on what you've learned about energy transfers and thermal conductivity, let's test your understanding of the Thermal Insulation Practical!
Why do we use insulating materials in the Thermal Insulation Practical?
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Which factors affect the effectiveness of thermal insulation? (Select all that apply)
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The {{blank0}} is the measure of how well a material conducts heat, and lower values mean better {{blank1}}.
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A wall has a thickness of 0.15 m and thermal conductivity of 0.04 W/m·K. If the temperature difference across the wall is 20 °C, calculate the rate of heat transfer per square metre. Use the equation: \( Q = \frac{k \times A \times \Delta T}{d} \), where \( A = 1 \, m^2 \).
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Which of these is the best thermal insulator?
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What steps are involved in the Thermal Insulation Practical? (Select all that apply)
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In the Thermal Insulation Practical, the {{blank0}} of the material is measured to determine how well it prevents heat loss. The experiment uses water because it has a high {{blank1}}.
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