Which situation would be most effectively shown by a conceptual model?
a model showing the organs in the human body
the flow of matter and energy through an ecosystem
the shape of a large molecule
the relationship between temperature and volume for gases

D. the relationship between temperature and volume for gases.

Explanation:

The goal of a conceptual model is to inform and people and help them to understand something through a specific model. The model would need to inform them in some way. "The relationship between temperature and volume for gases" would most effectively do this because you are showing the audience the relationship between something, which helps explain thinhs to them.

as resources become scarce because of population growth, the growth decreases after few years due to lack of resources and food.