Reduce Collision Effects Practice Test

A fragile item is packed with two layers: an outer soft foam layer and an inner firmer foam layer. The soft layer compresses easily at first, and the firmer layer compresses later if the impact is larger. What is the main benefit of this two-layer design for reducing harm during a drop?

A student drops an egg into two different containers from the same height. Container X has a thick pillow at the bottom. Container Y has a hard plastic bottom with no padding. The egg is less likely to crack in Container X. Which principle best explains why?