Matching Pairs Vocabulary - Reading: How do you exaplain that? Pt.2Online version Advanced 3: Unit 8: Lesson 1 by Daniel Valdivia 1 hiker 2 ripped 3 radiation 4 injury 5 barefoot 6 skull 7 Footprint 8 sheet a form of energy that can come from heat or light or nuclear energy not wearing any shoes or socks: the mark made by a person's or animal's foot physical harm to the body caused by an accident or an attack a person who goes for a long walk in the countryside the bones of the head that surround the brain