Question

Draw a ray diagram to show the image
formed by a convex lens when the object is
placed at 2F.​

Answer 1

Explanation:

Nature is made of everything we see around us – trees, flowers, plants, animals, sky, mountains, forests and more. Human beings depend on nature to stay alive. Nature helps us breathe, gives us food, water, shelter, medicines, and clothes. We find many colors in nature which make the Earth beautiful.