Analog transducers and sensors do a good job of translating a real world physical condition into an electronic signal that we can measure and use.
Push or pull? Likely if that's the action, and the field is electronics, a force sensor is involved. Simply put, force sensors are transducers that convert mechanical force input into an electrical output signal.
This article is the final of the five articles in the Senses of Sensors series. However, of all five types of sensors, consumers typically use touch sensors the most continuously throughout each day while operating smart phones and tablets.