Over-exposure to certain types of electromagnetic radiation can be harmful. The higher the frequency of the radiation, the more damage it is likely to cause to the body:1  microwaves cause internal heating of body tissues. 2  infrared radiation is felt as heat and causes skin burns.ver-exposure to certain types of electromagnetic radiation can be harmful. The higher the frequency of the radiation, the more damage it is likely to cause to the body:
Hygelac is also mentioned in Beowulf, a long poem in Old English (the language spoken in early medieval England). The poet describes how Hygelac took on the combined forces of Franks, Frisians and âHetwareâ (the âAtt-oariiâ of the Liber Historiae Francorum) and that he died in Frisia. ealdor dugoÃ°e.
Beowulf 8. Who is Beowulf? Beowulf is a Geatish hero who fights the monster Grendel, Grendelâs mother, and a fire-breathing dragon. 9. Name the country from which Beowulf comes. Geat Lands 10. Who is Higlac, and how is Beowulf related to him? (lines 109-111) Higlac is King of the Geats and Beowulfâs uncle. 11. What does Beowulf decide to do? Why? gathered the mightiest 12. Why did Beowulfâs kinsmen urge him to go? (lines 114-119) Hrothgar needed help and the Geats loved Beowulf.