Protect equipment from too much current by tripping a switch that breaks the circuit, stopping the flow of electricity.

Read the excerpt from it's our world, too! : young people who are making a difference.the author’s purpose in this excerpt is to

Arrange the sentences below to form a logical paragraph.an experienced rock climber knows that it takes a combination of knowledge and preparation to perform a successful climb.a successful climb begins with a proper foothold, carefully placing each foot on a ledge or crack then reaching for a solid hold, and finally pushing off.in addition to a proper foothold, a climber must be careful to check the integrity of the rock before stepping because it has to be solid clear through.a veteran climber judges the integrity of the rock and chooses not to climb on conglomerates, packed clay with lots of little rocks.but, such knowledge of rock is not the only preparation a skilled climber needs; equally important is the correct equipment.with these tools, knowledge of rock composition and equipment safety, a climber may experience many safe and enjoyable climbs.

Compare: what are the similarities and differences between "artificial flavors" and "natural flavors"? why does schlosser explain these two terms in such detail?