Joke Collection Website - Mood Talk - The first volume of the fourth grade Lesson 5 How is amber formed?
The first volume of the fourth grade Lesson 5 How is amber formed?
The process of amber formation;
In hot summer, pine trees ooze turpentine, and the dripping turpentine just wraps flies and spiders to form turpentine balls. It has been a long time. Lu Chen was flooded and pine trees rotted. It was submerged in sediments and it took a long time to form fossils. This fossil is amber.
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