Here's why:

* Analogy: An analogy is a comparison between two things that are different but have some similarities. We use analogies to explain unfamiliar concepts by relating them to something we already understand.

For example:

* Explaining the concept of gravity: We might use the analogy of a bowling ball on a trampoline. The ball creates a dip in the trampoline, and smaller objects roll towards it. This helps visualize how massive objects in space, like the Earth, attract smaller objects towards them.

* Explaining the flow of electricity: We might use the analogy of water flowing through pipes. Just as water flows from a higher point to a lower point, electricity flows from a higher voltage to a lower voltage.

Other ways to explain unfamiliar facts in nature:

* Metaphor: A metaphor is a figure of speech that compares two unlike things without using words like "like" or "as".

* Simile: A simile is a figure of speech that compares two unlike things using words like "like" or "as".

* Model: A model is a simplified representation of a real-world system that helps us understand how it works.

* Visualization: Visual aids like diagrams, charts, and images can help us understand complex concepts by providing a visual representation.

All of these methods help us bridge the gap between the familiar and the unfamiliar, making the world of nature easier to grasp.