{"type":"multi-choice","id":"73364","dataJson":{"key":1,"prompt":"Bones and muscles transmit sound.","options":[{"key":"0.636504070482945","label":"True","value":"True"},{"key":"0.9243104304902259","label":"False","value":"False"}],"limitChoices":{"max":1,"min":1},"validResponse":["True"]}}

{"type":"multi-choice","id":"73365","dataJson":{"key":2,"prompt":"Different materials transmit sounds better than others.","options":[{"key":"0.671059914553824","label":"True","value":"True"},{"key":"0.5869013661822302","label":"False","value":"False"}],"limitChoices":{"max":1,"min":1},"validResponse":["True"]}}

{"type":"fill-in-blanks","id":"73366","dataJson":{"prompt":"Fill out the blanks","options":{"whole body":[{"label":"ears","value":"ears"},{"label":"whole body","value":"whole body"},{"label":"legs","value":"legs"},{"label":"top half","value":"top half"}],"frequencies":[{"label":"ideas","value":"ideas"},{"label":"warmth","value":"warmth"},{"label":"colours","value":"colours"},{"label":"frequencies","value":"frequencies"}],"transmit sound":[{"label":"help you dance","value":"help you dance"},{"label":"dampen the sound","value":"dampen the sound"},{"label":"transmit sound","value":"transmit sound"},{"label":"are usually covered in clothing","value":"are usually covered in clothing"}]},"template":"Unless you wrap your {{whole body}} in many thicknesses of insulating material, some sound will always get through, as bones and muscles {{transmit sound}}. Different materials transmit {{frequencies}} better than others. ","validOptions":["whole body","ideas","transmit sound"],"validResponse":{"whole body":"whole body","frequencies":"frequencies","transmit sound":"transmit sound"}}}

{"type":"image-bucket","id":"73367","dataJson":{"prompt":"Which of the places do you think that it would be a good idea to wear hearing protection?","buckets":[{"key":"0.13639812268839602","name":"Protection Needed","old_key":"Protection Needed"},{"key":"0.22508517324152622","name":"Protection Not Needed","old_key":"Protection Not Needed"}],"options":[{"key":"0.6962558764410973","label":"near a tractor","value":"near a tractor","bucket":"0.13639812268839602","fileboyId":"d7e38c6b-a8e5-4c35-be50-ce38bb6f66ad"},{"key":"0.1809580479464744","label":"at a live music concert","value":"at a live music concert","bucket":"0.13639812268839602","fileboyId":"96b112f4-e03e-4a83-bda2-d9517d2b2d91"},{"key":"0.869802842180041","label":"using a pneumatic drill","value":"using a pneumatic drill","bucket":"0.13639812268839602","fileboyId":"193781d9-6858-4997-852b-d6c0d1ff9f29"},{"key":"0.5580677198309771","label":"library","value":"library","bucket":"0.22508517324152622","fileboyId":"a97b4d7f-d8fe-485e-9a94-4fe9d05c7fcd"},{"key":"0.7692841587774216","label":"in a car","value":"in a car","bucket":"0.22508517324152622","fileboyId":"4cbb311e-34e5-412c-8618-ae020d928e3e"},{"key":"0.21895484072373328","label":"in your kitchen","value":"in your kitchen","bucket":"0.22508517324152622","fileboyId":"42ac9f97-8f13-4358-b6f6-f318ee7b8219"}]}}

{"type":"multi-choice","id":"73368","dataJson":{"key":13,"prompt":"Which of these materials do you think would best insulate against sound? Pick three.","options":[{"key":"0.6362204536760423","label":"wood","value":"wood"},{"key":"0.8683639794922656","label":"metal","value":"metal"},{"key":"0.6667099681690206","label":"fibre glass","value":"fibre glass"},{"key":"0.5848067385593569","label":"foam","value":"foam"},{"key":"0.98735163972809","label":"cotton wool","value":"cotton wool"}],"limitChoices":{"max":3,"min":3},"validResponse":["fibre glass","foam","cotton wool"]}}

Answer incorrect

Look at the slide below to work out the answer.