Changes

| style="height:20px; width:200px; text-align:centrecenter;" |A boat that is not moving.| style="height:20px; width:200px; text-align:centrecenter;" |A tennis ball falling.| style="height:20px; width:200px; text-align:centrecenter;" |A bowling ball moving to the right.

| style="height:20px; width:200px; text-align:centrecenter;" |A submarine travelling to the left.| style="height:20px; width:200px; text-align:centrecenter;" |A plane flying to the right.| style="height:20px; width:200px; text-align:centrecenter;" |A car driving to the right.