How can I describe my impression of a painting?

Question

The painting shows a freeway and the main focus is the crash site, where there is smoke and fire.

Answer 1

What is your impression?

Think of adjectives that describe your feeling about the painting.

Answer 2

You can focus on the main idea, and then how other parts of the painting accentuate it or work to draw the eye to that focus.

Answer 3

My impression of this painting is curiosity of how this happened and the painting gives me a calm feeling when looking at it, apart from the crash.

Answer 4

Then you could write:
My impression of this painting is that it gives me a lot of curiosity of what has happened, if there were many people injured, and what had caused the incident. Although this is a painting of a crash site, it gives me a nice calm feeling. This is because (?I don't know what you feel about this!)
etc.Hope this helps!