Question

Match the following
1. an appliance that extracts heat energy from one source and deposits it elsewhere
2.a heating appliance that uses heat energy released from fossil fuels to warm water for use in radiant or convection heating systems
3. a machine that converts the internal energy of a fuel into mechanical energy
4. a machine that converts the internal energy of a fuel into mechanical energy

A.heat engine
B.heat pump
C.boiler
D.thermostat

Answer 1

1. Let's make the analogy to a water pump. A water pump uses energy to move water from one spot to another, right?

2. What do we call it when we take a pot of water and heat it on the stove such that it bubbles and turns into steam?

3 and 4 are the same) The car or bus that takes you to school in the morning. We fill this car up with gasoline every once in a while. Gasoline is a fuel. When we burn this fuel in the engine of the car, the engine moves the car around town. What kind of energy is the energy of motion (kinetic and potential)?