Heat and Temperature
Learn the three ways heat energy transfers.
8 questions, free, marked as you go with a worked explanation on every one.
What this covers
- heat and temperature
The questions
- The transfer of heat through direct contact is called:
- The transfer of heat through liquids and gases by circulation is called:
- The transfer of heat through empty space, like from the Sun, is called:
- A material that slows the transfer of heat is called a(n):
- Metal spoons get hot quickly in soup because metal is a good:
- A student pours hot water into an uninsulated cup to investigate heat transfer. The water starts at 82 degrees Celsius and, after sitting on the bench for 20 minutes, it has cooled to 58 degrees Celsius. What is the average rate of cooling, in degrees Celsius per minute?
- Highway bridges in Alberta are built with small gaps between the concrete sections. Which explanation for those gaps fits the particle model of matter?
- An engineer knows that the steel in a bridge span gets longer by 0.36 mm for every metre of its length when it warms by 30 degrees Celsius. The span is 30 metres long. How much longer, in millimetres, is the whole span after warming by 30 degrees Celsius?