University:
Eastern Kentucky University
Course:
PHY 101 | Conceptual Physics
Academic year:

2022
Views:

180

Pages:

1
Author:

rehinhea0c

Name:__________________________________________________________Period:_______________ TRANSFERRING THERMAL ENERGY (LT7, LT8, LT9) Each item below describes an example of heat transferring thermal energy. For each item, write the word which best explains what is happening: conduction, convection or radiation. 1. ___________________Someone places a hand on a metal table and the hand feels cooler. 2. ___________________Hot air currents inside a balloon causes the balloon to rise. 3. ___________________Energy from the sun travels to the surface of the Earth. 4. ___________________Storm clouds form when warm air moves into the atmosphere. 5. ___________________Heat from a stove warms a pot of soup. 6. ___________________A person turns on a lamp and feels its warmth on his hand. 7. ___________________The heat from a space heater rises to the top of a room and is replaced by cooler air. 8. ___________________A metal spoon stirring a cup of hot chocolate becomes warm. 9. ___________________Water in a swimming pool is warmed by the sun. 10. __________________A person swimming in the ocean begins to feel cooler. CONDUCTOR OR INSULATOR? (LT7) For each item listed below, write a “C” if the item is acting as a conductor of heat and an “I” if the item is acting as an insulator of heat. 1. ____ plastic handle of a frying pan 2. ____ copper tea kettle 3. ____ cloth jacket 4. ____ wooden walls of a house 5. ____ oven mitts 6. ____ copper wires used to heat an electric blanket 7. ____ aluminum surface of a cooking pot 8. ____ wool hat 9. ____ metal radiator 10. ____ feathers of a bird