Which mirror makes you look taller and thinner?
Which type of mirror is used in a car’s rear-view mirror?
Which mirror is used by dentists to see your teeth?
A magnifying glass uses which type of lens?
Which type of lens is thinner at the center than at the edges?
Which mirror always forms an image of the same size as the object?
Which lens is used in spectacles for correcting farsightedness?
Which mirror can concentrate sunlight to burn paper?
Which lens spreads light rays apart?
Which device uses both mirrors and lenses to see far objects?
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