They see how the size, number, and shape of an animal's legs affects its behavior.

Interestingly, the size, shape and colours of pills affect their effectiveness.

The shape of the root affects the way in which verbs conjugate.

The shape of the cross section can affect both maneuverability and stability.

"Any spell which can produce that shape must inevitably affect the World in a chaotic fashion."

The shape of the neck and fingerboard affect how easily the violin may be played.

The shape of the ocean floor affects the break greatly.

The shape, or curve, of the board affects how it rides.

The shape and proportions of a building can affect the rate of heat loss.

The shape of the tail affects how a board responds.