Question detail
What is thermal conductivity?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Conservation and dissipation of energy
Question
- A. The ability of a material to conduct electricity
- B. The ability of a material to transfer heat
- C. The ability of a material to insulate against heat
- D. The ability of a material to absorb sound
Answer
The ability of a material to transfer heat
Explanation
The correct option is "The ability of a material to transfer heat". The ability of a material to transfer heat is right because it directly matches Energy transfers in a system: Describe how thermal conductivity of wall materials affects the rate of cooling of a building.. The other options are less suitable because they change the required Physics relationship, confuse the relevant energy store or use a distractor that does not answer the question.
Common mistake
Confusing Thermal Conductivity
Students often confuse thermal conductivity with insulation effectiveness, thinking that higher thermal conductivity means better insulation.
Remember that higher thermal conductivity means materials transfer heat more easily, which is not ideal for insulation. Lower thermal conductivity is better for reducing heat loss.
Related flashcards
Flashcard 1 of 5
Related practice questions
Question 1 of 5
Choose an answer, get feedback, then move sideways through the set.