esfericidad

In a sentence

• La esfericidad de la tierra fue aceptada científicamente en la antigüedad.

  The spherical nature of the Earth was scientifically accepted in antiquity.

  Here, 'esfericidad' refers to the geometric property of the Earth being spherical, used as a noun.

• En el diseño de la pelota, su esfericidad es crucial para su desempeño.

  In the ball's design, its spherical nature is crucial for its performance.

  In this case, 'esfericidad' describes the importance of the ball being spherical in its design, again as a noun indicating an attribute.

• La esfericidad está presente en muchos objetos naturales como las burbujas.

  Sphericity is present in many natural objects like bubbles.

  Here, 'esfericidad' is used to state a common geometric property found in natural forms, serving as a noun.