Eva was delivering two identical pizzas to a customer. While driving to the customer's house, Eva put one of the pizza boxes on top of the other one. This table shows how the temperature of each pizza changed over 15minutes.

Question

Pizza Initial temperature (°C) Final temperature (°C)
Pizza on the bottom 85 68
Pizza on the top 85 61

during this time thermal energy with transferred from ? to ?
A. each pizza... the surroundings
B the surroundings...each pizza

Answer 1

During this time, thermal energy was transferred from each pizza to the surroundings. Therefore, the correct answer is:

A. each pizza... the surroundings

This is evident because the temperature of both pizzas decreased over the 15 minutes, indicating that they lost thermal energy to the environment.