Cooling Cocoa Model
star
star
star
star
star
Last updated over 3 years ago
2 questions
1
Imagine that you just poured a steaming cup of hot cocoa. It is too hot to drink, so you set it on the table to let it cool off.1. Draw arrows to show the direction the energy flows when the cocoa was hot and after the cocoa had reached room temperature.2. Then type in the inputs and outputs for the hot cocoa system and the room temperature system.
Imagine that you just poured a steaming cup of hot cocoa. It is too hot to drink, so you set it on the table to let it cool off.
1. Draw arrows to show the direction the energy flows when the cocoa was hot and after the cocoa had reached room temperature.
2. Then type in the inputs and outputs for the hot cocoa system and the room temperature system.
1
Describe how energy is transferred between the cocoa and the room at the molecular scale.
Describe how energy is transferred between the cocoa and the room at the molecular scale.