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{“questions”:{“r174m”:{“id”:”r174m”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”Who invented the telephone?\r\n”,”desc”:””,”hint”:””,”answers”:{“7i7a2”:{“id”:”7i7a2″,”image”:””,”imageId”:””,”title”:”Albert Einstein”},”3jd3d”:{“id”:”3jd3d”,”image”:””,”imageId”:””,”title”:”Alexander Graham Bell”,”isCorrect”:”1″},”tkx39″:{“id”:”tkx39″,”image”:””,”imageId”:””,”title”:”Thomas Edison”},”3dfm1″:{“id”:”3dfm1″,”image”:””,”imageId”:””,”title”:”Nikola Tesla”}}},”3gh4a”:{“id”:”3gh4a”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”Who invented the light bulb?\r\n”,”desc”:””,”hint”:””,”answers”:{“m5gxu”:{“id”:”m5gxu”,”image”:””,”imageId”:””,”title”:”Michael Faraday”},”dkm6c”:{“id”:”dkm6c”,”image”:””,”imageId”:””,”title”:”Thomas Edison”,”isCorrect”:”1″},”ng6nm”:{“id”:”ng6nm”,”image”:””,”imageId”:””,”title”:”Albert Einstein”},”8aobz”:{“id”:”8aobz”,”image”:””,”imageId”:””,”title”:”Nikola Tesla”}}},”xonh7″:{“id”:”xonh7″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”What was the first successful powered airplane?\r\n”,”desc”:””,”hint”:””,”answers”:{“ls7i2”:{“id”:”ls7i2″,”image”:””,”imageId”:””,”title”:”Wright Flyer”,”isCorrect”:”1″},”sc7ro”:{“id”:”sc7ro”,”image”:””,”imageId”:””,”title”:”Concorde”},”p4340″:{“id”:”p4340″,”image”:””,”imageId”:””,”title”:”Spitfire”},”uo2hv”:{“id”:”uo2hv”,”image”:””,”imageId”:””,”title”:”Boeing 747″}}},”5oruu”:{“id”:”5oruu”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”Who developed the theory of general relativity?\r\n”,”desc”:””,”hint”:””,”answers”:{“b6mqf”:{“id”:”b6mqf”,”image”:””,”imageId”:””,”title”:”Isaac Newton”},”wovb0″:{“id”:”wovb0″,”image”:””,”imageId”:””,”title”:”Albert Einstein”,”isCorrect”:”1″},”hdm27″:{“id”:”hdm27″,”image”:””,”imageId”:””,”title”:”Galileo Galilei”},”xr5u2″:{“id”:”xr5u2″,”image”:””,”imageId”:””,”title”:”Niels Bohr”}}},”v5rb4″:{“id”:”v5rb4″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”Who is credited with the discovery of penicillin?\r\n”,”desc”:””,”hint”:””,”answers”:{“xvpyz”:{“id”:”xvpyz”,”image”:””,”imageId”:””,”title”:”Louis Pasteur”},”1uv0b”:{“id”:”1uv0b”,”image”:””,”imageId”:””,”title”:”Gregor Mendel”},”on21i”:{“id”:”on21i”,”image”:””,”imageId”:””,”title”:”Alexander Fleming”,”isCorrect”:”1″},”aaij7″:{“id”:”aaij7″,”image”:””,”imageId”:””,”title”:”Marie Curie”}}},”vtwh9″:{“id”:”vtwh9″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”Who invented the first practical steam engine?\r\n”,”desc”:””,”hint”:””,”answers”:{“gudhy”:{“id”:”gudhy”,”image”:””,”imageId”:””,”title”:”James.

{“questions”:{“k276w”:{“id”:”k276w”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”What is the force acting on an object placed on an inclined plane?\r\n\r\n”,”desc”:””,”hint”:””,”answers”:{“81n5k”:{“id”:”81n5k”,”image”:””,”imageId”:””,”title”:”Only normal force”},”ztduh”:{“id”:”ztduh”,”image”:””,”imageId”:””,”title”:”Only gravitational force”},”i739r”:{“id”:”i739r”,”image”:””,”imageId”:””,”title”:”Gravitational force and normal force”,”isCorrect”:”1″},”jcpnu”:{“id”:”jcpnu”,”image”:””,”imageId”:””,”title”:”Gravitational force and frictional force”}}},”ebu3n”:{“id”:”ebu3n”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”What is the effect of the angle of inclination on the normal force?\r\n\r\n”,”desc”:””,”hint”:””,”answers”:{“mhw85”:{“id”:”mhw85″,”image”:””,”imageId”:””,”title”:”The normal force increases as the angle increases”},”j430r”:{“id”:”j430r”,”image”:””,”imageId”:””,”title”:”The normal force decreases as the angle increases”,”isCorrect”:”1″},”br9jr”:{“id”:”br9jr”,”image”:””,”imageId”:””,”title”:”The normal.

{“questions”:{“bqp89”:{“id”:”bqp89″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”What is the primary function of a pulley in a mechanical system?\r\n”,”desc”:””,”hint”:””,”answers”:{“tr573”:{“id”:”tr573″,”image”:””,”imageId”:””,”title”:”To reduce friction”},”g24dp”:{“id”:”g24dp”,”image”:””,”imageId”:””,”title”:”To increase speed”},”8jhjl”:{“id”:”8jhjl”,”image”:””,”imageId”:””,”title”:”To change the direction of motion”,”isCorrect”:”1″},”mqu6c”:{“id”:”mqu6c”,”image”:””,”imageId”:””,”title”:”To store energy”}}},”vm2kh”:{“id”:”vm2kh”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”What is the ratio of the speeds of two pulleys in a pulley system called?”,”desc”:””,”hint”:””,”answers”:{“j63b2”:{“id”:”j63b2″,”image”:””,”imageId”:””,”title”:”Torque ratio”},”ebhuz”:{“id”:”ebhuz”,”image”:””,”imageId”:””,”title”:”Velocity ratio”,”isCorrect”:”1″},”at7ce”:{“id”:”at7ce”,”image”:””,”imageId”:””,”title”:”Gear ratio”},”c23va”:{“id”:”c23va”,”image”:””,”imageId”:””,”title”:”Efficiency ratio”}}},”spp3l”:{“id”:”spp3l”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”If a driving pulley has a diameter of 6 inches and the.

{“questions”:{“2jekb”:{“id”:”2jekb”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”What is the main purpose of the human torso?\r\n\r\n”,”desc”:””,”hint”:””,”answers”:{“81udi”:{“id”:”81udi”,”image”:””,”imageId”:””,”title”:”To house the digestive system”},”q5mos”:{“id”:”q5mos”,”image”:””,”imageId”:””,”title”:”To provide structure and support”,”isCorrect”:”1″},”mcsui”:{“id”:”mcsui”,”image”:””,”imageId”:””,”title”:”To store energy”},”0f2gd”:{“id”:”0f2gd”,”image”:””,”imageId”:””,”title”:”To enable movement”}}},”ebgh4″:{“id”:”ebgh4″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”Which organ is NOT located in the human torso?\r\n\r\n”,”desc”:””,”hint”:””,”answers”:{“34lku”:{“id”:”34lku”,”image”:””,”imageId”:””,”title”:”Heart”},”cs9zb”:{“id”:”cs9zb”,”image”:””,”imageId”:””,”title”:”Lungs”},”f1qe1″:{“id”:”f1qe1″,”image”:””,”imageId”:””,”title”:”Stomach”},”qaoxb”:{“id”:”qaoxb”,”image”:””,”imageId”:””,”title”:”Brain”,”isCorrect”:”1″}}},”pinxj”:{“id”:”pinxj”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”What is the largest organ found in the human torso?\r\n\r\n”,”desc”:””,”hint”:””,”answers”:{“p0ttk”:{“id”:”p0ttk”,”image”:””,”imageId”:””,”title”:”Liver”,”isCorrect”:”1″},”gt1gx”:{“id”:”gt1gx”,”image”:””,”imageId”:””,”title”:”Heart”},”jc9zk”:{“id”:”jc9zk”,”image”:””,”imageId”:””,”title”:”Skin”},”q2sm5″:{“id”:”q2sm5″,”image”:””,”imageId”:””,”title”:”Lungs”}}},”kygnn”:{“id”:”kygnn”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”The diaphragm is located in the human torso and separates which two body cavities?\r\n\r\n”,”desc”:””,”hint”:””,”answers”:{“tu7av”:{“id”:”tu7av”,”image”:””,”imageId”:””,”title”:”Cranial and.

{“questions”:{“4laqc”:{“id”:”4laqc”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”What is the force that pulls things toward the Earth?\r\n”,”desc”:””,”hint”:””,”answers”:{“txp68”:{“id”:”txp68″,”image”:””,”imageId”:””,”title”:”Friction”},”fktvf”:{“id”:”fktvf”,”image”:””,”imageId”:””,”title”:”Electricity”},”azzn8″:{“id”:”azzn8″,”image”:””,”imageId”:””,”title”:”Gravity”,”isCorrect”:”1″},”1onlt”:{“id”:”1onlt”,”image”:””,”imageId”:””,”title”:”Magnetism”}}},”yqauh”:{“id”:”yqauh”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”Which of these is an example of a conductor?\r\n”,”desc”:””,”hint”:””,”answers”:{“k92az”:{“id”:”k92az”,”image”:””,”imageId”:””,”title”:”Plastic”},”nrte4″:{“id”:”nrte4″,”image”:””,”imageId”:””,”title”:”Rubber”},”309xp”:{“id”:”309xp”,”image”:””,”imageId”:””,”title”:”Copper”,”isCorrect”:”1″},”levl5″:{“id”:”levl5″,”image”:””,”imageId”:””,”title”:”Wood”}}},”zv017″:{“id”:”zv017″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”What does the term \”energy\” mean?\r\n”,”desc”:””,”hint”:””,”answers”:{“stlt8”:{“id”:”stlt8″,”image”:””,”imageId”:””,”title”:”A type of sound”},”w4eqs”:{“id”:”w4eqs”,”image”:””,”imageId”:””,”title”:”The ability to do work or cause change”,”isCorrect”:”1″},”gvotg”:{“id”:”gvotg”,”image”:””,”imageId”:””,”title”:”A color”},”0521c”:{“id”:”0521c”,”image”:””,”imageId”:””,”title”:”A type of food”}}},”v6qj0″:{“id”:”v6qj0″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”Which of these objects will float in water?\r\n”,”desc”:””,”hint”:””,”answers”:{“kcgn7”:{“id”:”kcgn7″,”image”:””,”imageId”:””,”title”:”A piece of metal”},”nv4wf”:{“id”:”nv4wf”,”image”:””,”imageId”:””,”title”:”A balloon”},”ja6pa”:{“id”:”ja6pa”,”image”:””,”imageId”:””,”title”:”A rock”},”0kdp3″:{“id”:”0kdp3″,”image”:””,”imageId”:””,”title”:”A wooden log”,”isCorrect”:”1″}}},”3xkxd”:{“id”:”3xkxd”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”What is.

{“questions”:{“h80c4”:{“id”:”h80c4″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”What is the primary purpose of a worm gear?\r\n\r\n”,”desc”:””,”hint”:””,”answers”:{“6kpqs”:{“id”:”6kpqs”,”image”:””,”imageId”:””,”title”:”To change the direction of movement”},”mcjak”:{“id”:”mcjak”,”image”:””,”imageId”:””,”title”:”To transfer power with minimal friction”},”i6f5k”:{“id”:”i6f5k”,”image”:””,”imageId”:””,”title”:”To reduce speed and torque”,”isCorrect”:”1″},”elvyt”:{“id”:”elvyt”,”image”:””,”imageId”:””,”title”:”To increase speed”}}},”csteg”:{“id”:”csteg”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”What type of motion do worm gears typically provide?\r\n\r\n”,”desc”:””,”hint”:””,”answers”:{“3ni3n”:{“id”:”3ni3n”,”image”:””,”imageId”:””,”title”:”Linear motion”},”7zdl9″:{“id”:”7zdl9″,”image”:””,”imageId”:””,”title”:”Rotational motion”,”isCorrect”:”1″},”s8523″:{“id”:”s8523″,”image”:””,”imageId”:””,”title”:”Oscillatory motion”},”jpecp”:{“id”:”jpecp”,”image”:””,”imageId”:””,”title”:”Translational motion”}}},”e9d9q”:{“id”:”e9d9q”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”What is a key advantage of a worm gear drive?\r\n\r\n”,”desc”:””,”hint”:””,”answers”:{“errnl”:{“id”:”errnl”,”image”:””,”imageId”:””,”title”:”High efficiency”},”zgui7″:{“id”:”zgui7″,”image”:””,”imageId”:””,”title”:”High torque multiplication”,”isCorrect”:”1″},”qbjof”:{“id”:”qbjof”,”image”:””,”imageId”:””,”title”:”High-speed performance”},”voone”:{“id”:”voone”,”image”:””,”imageId”:””,”title”:”Simple design and.

{“questions”:{“68xh3”:{“id”:”68xh3″,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”What does the term \”Maglev\” stand for?\r\n”,”desc”:””,”hint”:””,”answers”:{“y4qh7”:{“id”:”y4qh7″,”image”:””,”imageId”:””,”title”:”Magnetic Lift”},”tz0a1″:{“id”:”tz0a1″,”image”:””,”imageId”:””,”title”:”Magnetic Levitation”,”isCorrect”:”1″},”3x85l”:{“id”:”3x85l”,”image”:””,”imageId”:””,”title”:” Magnetic Lever”},”awc4g”:{“id”:”awc4g”,”image”:””,”imageId”:””,”title”:”Magnetic Level”}}},”2pp7y”:{“id”:”2pp7y”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”What is the primary technology used in a Maglev train?\r\n”,”desc”:””,”hint”:””,”answers”:{“2sy9o”:{“id”:”2sy9o”,”image”:””,”imageId”:””,”title”:”Steam power”},”0tl2o”:{“id”:”0tl2o”,”image”:””,”imageId”:””,”title”:”Electromagnetic propulsion”,”isCorrect”:”1″},”3lfhw”:{“id”:”3lfhw”,”image”:””,”imageId”:””,”title”:”Solar power”},”6nwbc”:{“id”:”6nwbc”,”image”:””,”imageId”:””,”title”:”Diesel engine”}}},”n8o5t”:{“id”:”n8o5t”,”mediaType”:”image”,”answerType”:”text”,”imageCredit”:””,”image”:””,”imageId”:””,”video”:””,”imagePlaceholder”:””,”imagePlaceholderId”:””,”title”:”Which of the following is a key benefit of Maglev trains?\r\n”,”desc”:””,”hint”:””,”answers”:{“r5b17”:{“id”:”r5b17″,”image”:””,”imageId”:””,”title”:”They travel at lower speeds compared to conventional trains”},”i5mty”:{“id”:”i5mty”,”image”:””,”imageId”:””,”title”:”They are cheaper to build than regular trains\r\n”},”dtdwp”:{“id”:”dtdwp”,”image”:””,”imageId”:””,”title”:”They have minimal.