One empowered to act for or represent another: an author's agent; an insurance agent. 3. A means by which something is done or caused; an instrument.

Understanding the Context

4. A force or substance that causes a change: a chemical agent; an infectious agent. 5. A representative or official of a government or administrative department of a government: an FBI agent.

Key Insights

6. What is Force? Push or pull of an object is considered a force. Push and pull come from the objects interacting with one another. Terms like stretch and squeeze can also be used to denote force.

Final Thoughts

In Physics, force is defined as: The push or pull on an object with mass causes it to change its velocity. Force is an external agent capable of changing a body’s state of rest or motion. It has a ... Get all the latest news, live updates and content about the World from across the BBC. The world is the totality of entities, the whole of reality, or everything that exists. [1] .

The nature of the world has been conceptualized differently in different fields. Some conceptions see the world as unique, while others talk of a "plurality of worlds". View CNN world news today for international news and videos from Europe, Asia, Africa, the Middle East and the Americas. Follow the latest international and world news, breaking stories and global current events from your trusted online news source.