(Solved): You put some ice on top of your deli meat in cooler to keep it from getting warm. What is this an ...

You put some ice on top of your deli meat in cooler to keep it from getting warm. What is this an example of? Convection Conduction Radiation You place an ice cube on a hot sidewalk and it melts. Is this an example of heat, work or both. Heat Work Both You light a fire in a hot air balloon right below the air-filled balloon. The Balloon rises. Is this an example of heat transfer, work, or both? Heat Transfer Work Both