1. https://www.chegg.com/homework-help/questions-and-answers/elastic-inertia-forces-within-structure-scale-proportionately-howwould-angular-acceleratio-q40896883

2. https://www.chegg.com/homework-help/questions-and-answers/new-heat-storage-system-tested-using-model-ratio-heat-capacity-conducted-heat-remain-const-q40953823