Question

The topic sentence tells both the topic and the main idea about the topic. In the following topic sentence, “Sunlight creates many beautiful and artistic effects on natural landscapes,” what do you suppose is the topic and what part is the main idea about the topic? How the sunlight helps the nature/environment.

Answer 1

"Sunlight" is the topic (what you will be talking about)

[The sunlight] ... creates many beautiful and artistic effects on natural landscapes" is the main idea (your opinion about which you will explain how so and provide examples/reasons.)