Quiz on Magnifying Glass
{“questions”:{“lhhdy”:{“id”:”lhhdy”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” What is the primary function of a magnifying glass?\r\n”,”desc”:””,”hint”:””,”answers”:{“okrjk”:{“id”:”okrjk”,”image”:””,”imageId”:””,”title”:”A) To shrink objects\r\n”},”0flx4″:{“id”:”0flx4″,”image”:””,”imageId”:””,”title”:”B) To focus light on a small area\r\n”},”fau35″:{“id”:”fau35″,”image”:””,”imageId”:””,”title”:”C) To enlarge the appearance of objects\r\n”,”isCorrect”:”1″},”tz8zt”:{“id”:”tz8zt”,”image”:””,”imageId”:””,”title”:”D) To change the color of objects\r\n”}}},”p9tx1″:{“id”:”p9tx1″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” A magnifying glass is an example of which type of lens?\r\n”,”desc”:””,”hint”:””,”answers”:{“2ns4s”:{“id”:”2ns4s”,”image”:””,”imageId”:””,”title”:”A) Convex lens\r\n”,”isCorrect”:”1″},”abr1o”:{“id”:”abr1o”,”image”:””,”imageId”:””,”title”:”B) Concave lens\r\n”},”bt172″:{“id”:”bt172″,”image”:””,”imageId”:””,”title”:”C) Flat lens\r\n”},”ivvtc”:{“id”:”ivvtc”,”image”:””,”imageId”:””,”title”:”D) Cylindrical lens\r\n”}}},”c3gi1″:{“id”:”c3gi1″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:” What.