sally was preparing to do an experiment that required the use of a hot plate. as she was getting ready to plug it in she noticed that the plastic covering on the electrical cord was slightly torn in one place. what should sally do?

she should continue to use the hot plate if the tear is small.

she should notify the principal immediately.

she should go into the laboratory storage room and get another hot plate.

she should immediately notify the teacher.

She will need to notify the teacher first.

world war i began in 1914, after the assassination of archduke franz ferdinand, and lasted until 1918. during the conflict, germany, austria-hungary, bulgaria and the ottoman empire (the central powers) fought against great britain, france, russia, italy, romania, japan and the united states (the allied powers). to new military technologies and the horrors of trench warfare, world war i saw unprecedented levels of carnage and destruction. by the time the war was over and the allied powers claimed victory, more than 16 million people—soldiers and civilians alike—were dead.

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