Question

please answer my this question.... ​

Answer 1

Answer:

1- concave lens will always form virtual erect and smaller than the object

2- a clear thin transparent cover on human eye is sclera

3- convex lens used to obtain the image on a screen

4- an optical instrument is a device that processes light waves either to enhance and image for weaving or to analyse and determine their characteristics properties and ** examples** include " periscopes ""microscopes ""telescopes"" and ""cameras""

5- a convex lens can concentrate the sun's rays to a point and burn a hole in a piece of paper

Answer 2

Answer:

1) Concave lens

2) Sclera

3) Convex lens

4) Cameras, computer mouse, binoculars , etc

5) Convex lens

I hope this will help you......☺️

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