Thermometers are all around us, even thermostats use thermometers to control our world for us. But how do they work? How does a thermometer measure temperature? How does a thermostat control a heater to keep us warm? This class explores the concepts behind both measurement of temperature and use of that measurement to control things.

Concepts explored in this session include:
What is heat and cold
Bulb thermometer
Bi Metal thermometer
Digital thermometer
Thermochromic thermometer
What is a...