Wrap Multiple Objects
addEventListener
...and just like last time, we'll create the addEventListener statement to call our moveBall function:
If we test right now, we'll basically be using a lot of processing power to set the Y position of balls[0-4] at 50 pixels.... over and over and over!
Instead, let's move these things, one pixel at a time:
Test it now... all of the balls should move right down off the stage: