What is the main purpose of scientific models? a. the main purpose of models is to have a physical object to which to refer. b. the main purpose of models is to represent observations. c. the main purpose of models is to study systems that no longer exist. d. the main purpose of models is to gain a better understanding of the world

The scientific model is a representation of an object or event.Scientific models make it easier to understand things that might be too difficult to observe directly.

The main purpose of models is to gain a better understanding of the world. Correct D

d. The main purpose of models is to gain a better understanding of the world.

Explanation:

Scientific models are the demonstrating artificial models which are designed in order to represent various natural phenomena occurring on earth and to describe the various physical features of the earth. They help in understanding, defining, quantifying, visualizing and simulating various natural processes and physical features of the world.

1. a tropical dry forest carries out more rapid nutrient cycling

thinking it would be d not too sure but i think it's right