This rule is created using the Moving Stripes animation using two colors red and green.
The animation is heading to the right and the stripes width match the wave width.
A wavy cell pattern is used created from semicircles.

 

This rule is created using the Rotating Stripes animation.

 

This rule is created using the Blinking Clouds animation.

 

This rule is created using the flowing Clouds animation.

 

This rule is created using the Rubber Clouds animation.

 

This rule is created using the Rubber Clouds animation. No cell Pattern is used, the table was set to one cell sized 800X2.