How doestemperature effect a tennis ball
According to a scientist project using cold and hot tennis ball, the colder the object the slower its molecules move. Therefore, heated balls will bounce highest compared to cold balls. Visit http://www.ehow.com/info_12026623_science-project-using-cold-vs-hot-tennis-balls.html for more details.
the temp. affects the air inside the tennis ball ... when the temp. is high the air inside the ball expands and when the temp. is low the air inside the ball contracts and that affects its performance .
"Affect". As the temperature rises, the air inside will expand and the walls of the ball will be more tense, this will make the ball bounce more or go farther on a hit.