What does uncertainty mean?
Choose 1 answer
{"type":"multi-choice","id":"7205","dataJson":{"type":"multi-choice","slide_id":42580,"key":7205,"prompt":"\u003cp\u003eWhat does uncertainty mean?\u003c/p\u003e","validResponse":[7775],"use_data":false,"question_body":"","question_video_url":"","question_fileboy_image_id":"","options":[{"label":"successfully achieving the most accurate result","value":7774,"fileboyId":"2fa7494e-8526-42c2-9832-c4b5adc46b23"},{"label":"the interval within which the true value is expected to lie","value":7775,"fileboyId":"cb193d30-b5ad-4f74-80c2-1504521b34c3"},{"label":"a glass with a wide mouth and usually a lip for pouring that is used especially in science laboratories for holding and measuring liquids","value":7771,"fileboyId":"21ce51a2-79b7-498f-a482-8f38d9f07ad5"},{"label":"of vital importance; crucial","value":7773,"fileboyId":"07c39f5a-a4e7-4283-a625-3d829bac8af1"},{"label":"a material that is used to stop the passage of electricity, heat, or sound from one conductor to another","value":7772,"fileboyId":"3f0fafe7-7b0c-4a9e-ba36-a6dc9b4eb204"}],"question_data":{"body":"We should test a range of different insulating materials; for example, cotton wool, tissue paper and polystyrene balls. Until we have conducted the experiment we will be uncertain about which material is the most effective insulator. We should use the same mass of insulating material and the same volume of water in each case. In any experiment, the independent variable is the one that's changed. ","video":null,"image_url":"https://www.developingexperts.com/file-cdn/images/get/c4f1626e-495f-47ed-8a35-bde86bafc0cf?transform=resize:800x600;format:webp;quality:80"},"limitChoices":{"min":1,"max":1}}}
What does imperative mean?
Choose 1 answer
{"type":"multi-choice","id":"7203","dataJson":{"type":"multi-choice","slide_id":42581,"key":7203,"prompt":"\u003cp\u003eWhat does imperative mean?\u003c/p\u003e","validResponse":[7773],"use_data":false,"question_body":"","question_video_url":"","question_fileboy_image_id":"","options":[{"label":"successfully achieving the most accurate result","value":7774,"fileboyId":"2fa7494e-8526-42c2-9832-c4b5adc46b23"},{"label":"a glass with a wide mouth and usually a lip for pouring that is used especially in science laboratories for holding and measuring liquids","value":7771,"fileboyId":"21ce51a2-79b7-498f-a482-8f38d9f07ad5"},{"label":"a material that is used to stop the passage of electricity, heat, or sound from one conductor to another","value":7772,"fileboyId":"3f0fafe7-7b0c-4a9e-ba36-a6dc9b4eb204"},{"label":"the interval within which the true value is expected to lie","value":7775,"fileboyId":"cb193d30-b5ad-4f74-80c2-1504521b34c3"},{"label":"of vital importance; crucial","value":7773,"fileboyId":"07c39f5a-a4e7-4283-a625-3d829bac8af1"}],"question_data":{"body":"In this case, the independent variable is a type of insulating material. The dependent variable is the one that's measured for each change in the independent variable. The dependent variable is the temperature. It is imperative for the starting temperature to be the same each time we conduct the experiment. ","video":null,"image_url":"https://www.developingexperts.com/file-cdn/images/get/585f5dad-acb9-458b-83d6-3845d2bff2ca?transform=resize:800x600;format:webp;quality:80"},"limitChoices":{"min":1,"max":1}}}
What is an insulator?
Choose 1 answer
{"type":"multi-choice","id":"7202","dataJson":{"type":"multi-choice","slide_id":42580,"key":7202,"prompt":"\u003cp\u003eWhat is an insulator?\u003c/p\u003e","validResponse":[7772],"use_data":false,"question_body":"","question_video_url":"","question_fileboy_image_id":"","options":[{"label":"the interval within which the true value is expected to lie","value":7775,"fileboyId":"cb193d30-b5ad-4f74-80c2-1504521b34c3"},{"label":"successfully achieving the most accurate result","value":7774,"fileboyId":"2fa7494e-8526-42c2-9832-c4b5adc46b23"},{"label":"a material that is used to stop the passage of electricity, heat, or sound from one conductor to another","value":7772,"fileboyId":"3f0fafe7-7b0c-4a9e-ba36-a6dc9b4eb204"},{"label":"a glass with a wide mouth and usually a lip for pouring that is used especially in science laboratories for holding and measuring liquids","value":7771,"fileboyId":"21ce51a2-79b7-498f-a482-8f38d9f07ad5"},{"label":"of vital importance; crucial","value":7773,"fileboyId":"07c39f5a-a4e7-4283-a625-3d829bac8af1"}],"question_data":{"body":"We should test a range of different insulating materials; for example, cotton wool, tissue paper and polystyrene balls. Until we have conducted the experiment we will be uncertain about which material is the most effective insulator. We should use the same mass of insulating material and the same volume of water in each case. In any experiment, the independent variable is the one that's changed. ","video":null,"image_url":"https://www.developingexperts.com/file-cdn/images/get/c4f1626e-495f-47ed-8a35-bde86bafc0cf?transform=resize:800x600;format:webp;quality:80"},"limitChoices":{"min":1,"max":1}}}
What is a beaker?
Choose 1 answer
{"type":"multi-choice","id":"7201","dataJson":{"type":"multi-choice","slide_id":42585,"key":7201,"prompt":"\u003cp\u003eWhat is a beaker?\u003c/p\u003e","validResponse":[7771],"use_data":false,"question_body":"","question_video_url":"","question_fileboy_image_id":"","options":[{"label":"the interval within which the true value is expected to lie","value":7775,"fileboyId":"cb193d30-b5ad-4f74-80c2-1504521b34c3"},{"label":"a glass with a wide mouth and usually a lip for pouring that is used especially in science laboratories for holding and measuring liquids","value":7771,"fileboyId":"21ce51a2-79b7-498f-a482-8f38d9f07ad5"},{"label":"a material that is used to stop the passage of electricity, heat, or sound from one conductor to another","value":7772,"fileboyId":"3f0fafe7-7b0c-4a9e-ba36-a6dc9b4eb204"},{"label":"successfully achieving the most accurate result","value":7774,"fileboyId":"2fa7494e-8526-42c2-9832-c4b5adc46b23"},{"label":"of vital importance; crucial","value":7773,"fileboyId":"07c39f5a-a4e7-4283-a625-3d829bac8af1"}],"question_data":{"body":"We could also investigate how changing the number of layers of insulation affects the rate of cooling. We can repeat our experiment, but this time setting the number of layers of insulation as the independent variable. The independent variable is the number of layers of insulation.","video":null,"image_url":"https://www.developingexperts.com/file-cdn/images/get/dace2ac0-175d-4736-97e1-80bf5ef1752e?transform=resize:800x600;format:webp;quality:80"},"limitChoices":{"min":1,"max":1}}}
What does effective mean?
Choose 1 answer
{"type":"multi-choice","id":"7204","dataJson":{"type":"multi-choice","slide_id":42573,"key":7204,"prompt":"\u003cp\u003eWhat does effective mean?\u003c/p\u003e","validResponse":[7774],"use_data":false,"question_body":"","question_video_url":"","question_fileboy_image_id":"","options":[{"label":"the interval within which the true value is expected to lie","value":7775,"fileboyId":"cb193d30-b5ad-4f74-80c2-1504521b34c3"},{"label":"successfully achieving the most accurate result","value":7774,"fileboyId":"2fa7494e-8526-42c2-9832-c4b5adc46b23"},{"label":"a material that is used to stop the passage of electricity, heat, or sound from one conductor to another","value":7772,"fileboyId":"3f0fafe7-7b0c-4a9e-ba36-a6dc9b4eb204"},{"label":"a glass with a wide mouth and usually a lip for pouring that is used especially in science laboratories for holding and measuring liquids","value":7771,"fileboyId":"21ce51a2-79b7-498f-a482-8f38d9f07ad5"},{"label":"of vital importance; crucial","value":7773,"fileboyId":"07c39f5a-a4e7-4283-a625-3d829bac8af1"}],"question_data":{"body":"What material do you predict will be the most effective insulator and why?","video":null,"image_url":"https://www.developingexperts.com/file-cdn/images/get/e6c9898a-2330-49e8-9bdc-4e0bf54f0f65?transform=resize:800x600;format:webp;quality:80"},"limitChoices":{"min":1,"max":1}}}
Look at the slide below to work out the answer.