Question

38. Make notes or write a summary of the passage Any polished surface which reflects light is a mirror. Most mirrors are made of smooth glass These glass strips are backed with a very thin layer of aluminium. Not all mirrors are flat. Convex mirrors bulge outwards. They make things look smaller. But they give us a wider view. They are often used as driving mirrors in cars. They are also used as security mirrors in shops. Concave mirrors curve inwards. They are used as shaving mirrors, because they magnify things Which are close. With distant things, they produce a tiny upside-down image. In large telescopes They are used to collect and focus the ligat.​

Answer 1

Explanation:

Any polished surface which reflects light is a mirror. Most mirrors are made of smooth glass. These glass strips are backed with a very