A company has made a new material called ‘Wellwarm’. They want to use ‘Wellwarm’ to make coats. (a) A scientist tested ‘Wellwarm’ to see how well it insulated a beaker of hot water. She tested ‘Wellwa
Posted: December 30th, 2021
A company has made a new material called ‘Wellwarm’. They want to use ‘Wellwarm’ to make coats.
(a)
A scientist tested ‘Wellwarm’ to see how well it insulated a beaker of hot water. She tested ‘Wellwarm’ and three other materials as shown below.
(b)
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