It lets you know more about the story and it describes where the character can be and what is around them <span />
Answer:
"steam rising from a coffee mug"
"smoke rising from campfire"
"frying an egg"
Explanation:
By definition, convection is "the circular motion that happens when warmer air or liquid — which has faster moving molecules, making it less dense — rises, while the cooler air or liquid drops down." The only examples of this are the ones I listed above, in the answer section.
This is because Jim Crow laws are the laws of racial segregation in the United states that existed from just after the Civil War up until the mid-sixties which is same as the 'To Kill a Mockingbird' by Harper Lee.