Work is the application of force over a distance, resulting in the transfer of energy. It is measured in joules, and occurs when a force is applied to an object causing it to move. Work is essential in the physical world for tasks and processes to be accomplished.
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The iron law of explanation states that explanations should strive to be as simple as possible but no simpler. It emphasizes the balance between providing a thorough explanation without unnecessary complexity. This principle is often attributed to philosopher Herbert Simon.
Energy is the ability to do work or cause change. It exists in different forms such as kinetic, potential, thermal, and chemical energy. It can be transferred or transformed from one form to another.
Work is done on an object when a force is applied to it and the object moves in the direction of the force. The amount of work done is calculated as the product of the force applied and the distance the object moves in the direction of the force.
Albert Einstein was awarded the 1921 Nobel Prize in Physics for his explanation of the photoelectric effect and his contributions to theoretical physics.
The term for the scientific explanation of how things float is "buoyancy."