{"type":"fill-in-blanks","id":"73928","dataJson":{"prompt":"Fill out the blanks.","options":{"effort":[{"label":"effort","value":"effort"},{"label":"oxygen","value":"oxygen"},{"label":"water","value":"water"}],"levers":[{"label":"levers","value":"levers"},{"label":"straws","value":"straws"},{"label":"ice cubes","value":"ice cubes"}],"reduce":[{"label":"reduce","value":"reduce"},{"label":"increase","value":"increase"},{"label":"expand","value":"expand"}],"Pulleys":[{"label":"Pulleys","value":"Pulleys"},{"label":"Pencils","value":"Pencils"},{"label":"Pockets","value":"Pockets"}]},"template":"{{Pulleys}} are used like {{levers}} to lift heavy loads with less effort. They {{reduce}} the amount of {{effort}} needed to lift a load.","validOptions":["effort","levers","reduce","pulleys"],"validResponse":{"effort":"effort","levers":"levers","reduce":"reduce","Pulleys":"Pulleys"}}}

{"type":"image-bucket","id":"73929","dataJson":{"key":1,"data":{"prompt":"","buckets":[{"key":"0","name":"one pulley systems"},{"key":"1","name":"multi pulley systems"}],"options":[{"key":0,"label":"","value":0,"bucket":"0","fileboyId":"7699f425-518c-4264-8248-b0f8d8afef96"},{"key":1,"label":"","value":1,"bucket":"0","fileboyId":"86296829-8a48-4499-9954-5d7597527655"},{"key":2,"label":"","value":2,"bucket":"0","fileboyId":"04b45c58-f6f3-4917-9bd2-65805a47b4d5"},{"key":3,"label":"","value":3,"bucket":"0","fileboyId":"2ec7af3f-da28-406f-8784-e9ee1333aaf0"},{"key":4,"label":"","value":4,"bucket":"1","fileboyId":"06270636-6e9e-4c56-8be5-7f5222d55805"},{"key":5,"label":"","value":5,"bucket":"1","fileboyId":"3cad419e-9a3f-4229-a80f-0ed4bd7a7ea2"},{"key":6,"label":"","value":6,"bucket":"1","fileboyId":"d750c72c-8124-4637-858f-74a698dc1013"},{"key":7,"label":"","value":7,"bucket":"1","fileboyId":"d31819ee-7de0-4641-b863-5ecb57785758"}]},"prompt":"","buckets":[{"key":"0.021729680979898913","name":"one pulley systems","old_key":"0"},{"key":"0.8058152588495354","name":"multi pulley systems","old_key":"1"}],"options":[{"key":"0.10491026245944612","label":"","value":"0","bucket":"0.021729680979898913","fileboyId":"7699f425-518c-4264-8248-b0f8d8afef96"},{"key":"0.2761602935014541","label":"","value":"1","bucket":"0.021729680979898913","fileboyId":"86296829-8a48-4499-9954-5d7597527655"},{"key":"0.9367694844756772","label":"","value":"2","bucket":"0.021729680979898913","fileboyId":"04b45c58-f6f3-4917-9bd2-65805a47b4d5"},{"key":"0.07873312113360753","label":"","value":"3","bucket":"0.021729680979898913","fileboyId":"2ec7af3f-da28-406f-8784-e9ee1333aaf0"},{"key":"0.5609748807292211","label":"","value":"4","bucket":"0.8058152588495354","fileboyId":"06270636-6e9e-4c56-8be5-7f5222d55805"},{"key":"0.8489910288986328","label":"","value":"5","bucket":"0.8058152588495354","fileboyId":"3cad419e-9a3f-4229-a80f-0ed4bd7a7ea2"},{"key":"0.24555878748271331","label":"","value":"6","bucket":"0.8058152588495354","fileboyId":"d750c72c-8124-4637-858f-74a698dc1013"},{"key":"0.7172320132988457","label":"","value":"7","bucket":"0.8058152588495354","fileboyId":"d31819ee-7de0-4641-b863-5ecb57785758"}]}}

{"type":"sort-list","id":"73930","dataJson":{"key":2,"data":{"key":2,"prompt":"Sort these pulley systems into the right order of the amount of effort needed to use them to lift the same weight. From the least effort to the greatest effort.","options":[{"key":0,"label":"5 pulley system","value":"5 pulley system"},{"key":1,"label":"4 pulley system","value":"4 pulley system"},{"key":2,"label":"3 pulley system","value":"3 pulley system"}],"validResponse":["5 pulley system","4 pulley system","3 pulley system"],"shuffleOptions":true},"prompt":"Sort these pulley systems into the right order of the amount of effort needed to use them to lift the same weight. From the least effort to the greatest effort.","options":[{"key":0,"label":"5 pulley system","value":"5 pulley system"},{"key":1,"label":"4 pulley system","value":"4 pulley system"},{"key":2,"label":"3 pulley system","value":"3 pulley system"}],"validResponse":["5 pulley system","4 pulley system","3 pulley system"],"shuffleOptions":true}}

{"type":"multi-choice","id":"73931","dataJson":{"key":3,"data":{"prompt":"The fulcrum is the place where a lever pivots.","options":[{"key":0,"label":"True","value":"True","isCorrect":true},{"key":1,"label":"False","value":"False","isCorrect":false}],"limitChoices":{"max":1,"min":1},"validResponse":["True"]},"prompt":"The fulcrum is the place where a lever pivots.","options":[{"key":"0.14727812367991466","label":"True","value":"True","isCorrect":true},{"key":"0.7741104423528998","label":"False","value":"False","isCorrect":false}],"limitChoices":{"max":1,"min":1},"validResponse":["True"]}}

{"type":"multi-choice","id":"73932","dataJson":{"key":4,"data":{"prompt":"Give examples of levers.","options":[{"key":0,"label":"crow bar","value":"crow bar","isCorrect":true},{"key":1,"label":"door handle","value":"door handle","isCorrect":true},{"key":2,"label":"ring pull","value":"ring pull","isCorrect":true},{"key":3,"label":"scissors","value":"scissors","isCorrect":false},{"key":4,"label":"paper clip","value":"paper clip","isCorrect":false}],"limitChoices":{"max":3,"min":3},"validResponse":["crow bar","door handle","ring pull"]},"prompt":"Give examples of levers.","options":[{"key":"0.7276889702551878","label":"crow bar","value":"crow bar","isCorrect":true},{"key":"0.20196927520129415","label":"door handle","value":"door handle","isCorrect":true},{"key":"0.11274708351166685","label":"ring pull","value":"ring pull","isCorrect":true},{"key":"0.9532387659862881","label":"scissors","value":"scissors","isCorrect":false},{"key":"0.9967660977566901","label":"paper clip","value":"paper clip","isCorrect":false}],"limitChoices":{"max":3,"min":3},"validResponse":["crow bar","door handle","ring pull"]}}

Answer incorrect

Look at the slide below to work out the answer.