Transfer of Energy Quiz

1. Which method of energy transfer is primarily responsible for energy being lost from Earth into space?
   1. conduction
   2. convection
   3. solidification
   4. radiation
   
   
2. Which diagram best represents the transfer of heat by convection in a liquid?
   
   
   
   
3. Which process is primarily responsible for the transfer of energy by air currents within the Earth’s atmosphere?
   1. convection
   2. radiation
   3. absorption
   4. conduction
   
   
4. Which is most likely an example of a heat source?
   1. Lake Ontario on a clear fall night
   2. an iceberg in the North Atlantic Ocean
   3. a desert waterhole on a sunny summer day
   4. a Rocky Mountain glacier in August
   
   
5. Which statement best explains why water in a glass becomes colder when ice cubes are added?
   1. The water changes to ice.
   2. Heat flows from the water to the ice cubes.
   3. Water is less dense than ice.
   4. Ice has a higher specific heat than water.