Which model is characterized by its complexity and computation?

The computer model is characterized by its complexity and computation because it utilizes computer algorithms and simulations to represent real-world processes and systems. These models often involve intricate mathematical and statistical methods to accurately capture the behavior of complex systems, allowing for the analysis of various scenarios and predictions based on different variables.

Computer models can handle vast amounts of data and perform numerous calculations in a fraction of the time it would take to analyze such systems manually. This capability makes them particularly valuable in fields such as climate science, engineering, and economics, where the systems being studied are often too complex for simpler models to effectively represent.

In contrast, other types of models have different characteristics: conceptual models focus on ideas and relationships rather than computation, mathematical models use equations but may not have the same level of computational complexity, and physical models involve tangible, scaled-down representations of systems that do not inherently possess the computational capability of computer models.