Using a blanket at night. Hot water or air rising. Standing near a hot grill. Using a microwave to pop popcorn. Holding an ice cube. Sitting on the hot leather seats of a car. Ice cream melting on a hot day. Picking up a hot mug of cocoa. Operating a hot air balloon. Boiling water to make pasta. Turning on the heater in the winter. Warming up an oven to bake cookies. Using a blanket at night. Standing near a hot grill. Holding an ice cube. Sitting on the hot leather seats of a car. Ice cream melting on a hot day. Picking up a hot mug of cocoa. Turning on the heater in the winter. Warming up an oven to bake cookies. Hot water or air rising. Operating a hot air balloon. Using a microwave to pop popcorn. Boiling water to make pasta. Answer Key Using a blanket at night. Conduction Standing near a hot grill. Holding an ice cube. Conduction Sitting on the hot leather seats of a car. Radiation Conduction Hot water or air rising. Convection Using a microwave to pop popcorn. Ice cream melting on a hot day. Picking up a hot mug of cocoa. Conduction Radiation Radiation Operating a hot air balloon. Convection Boiling water to make pasta. Convection Turning on the heater in the winter. Radiation Warming up an oven to bake cookies. Convection