Question

My science teacher explained how the weather cycle works using an illustration

which is the best revision of this sentence

Answer 1

Using an illustration, My teacher explained how the weather cycle works would be a proper revision of the sentence. Hope this helps!

Answer 2

Using an illustration, my science teacher explained how the weather cycle works.

Step-by-step explanation:

By adding how the science teacher uses something at first, you make what was being done easier to understand. Also, punctuation is correctly added and the capital letter in the beginning of the sentence.