Question

practice it!
select the statement(s) that accurately describe when using a model is appropriate in science.
the subject is complex.
the subject has an incorrect hypothesis.
the subject happens too quickly or too slowly.
the subject is too difficult to explore.
the subject is too large or too small to be seen.

Explanation:

在科学研究中，模型适用于以下场景：研究对象过于庞大或微小难以直接观察；研究对象的变化过快或过慢，无法直接观测；研究对象过于复杂，难以直接探索。而研究对象有错误假设时，模型无法准确描述，不属于模型适用的情况。

Answer:

The subject is complex.
The subject happens too quickly or too slowly.
The subject is too difficult to explore.
The subject is too large or too small to be seen.