Lifting a book involves exerting force against gravity to move it vertically, meeting the criteria for work as force applied over a distance.

By pulling a trolley, you exert force to displace it, demonstrating the application of work as force acting over a distance.

When you push a pebble, you exert a force over a distance, causing the pebble to move, thus fulfilling the definition of work in physics.

In science, work is specifically defined as a mechanical process involving force and displacement, while in daily life, work encompasses a broader range of productive activities, excluding leisure pursuits.

Understanding the scientific definition of work helps distinguish between physical or mental effort and the specific concept of work involving force and displacement. This clarity can prevent misunderstandings and promote a more precise understanding of energy transfer and utilization in ...