)electricity is a totally interesting topic to learn about. (2) electricity is not a human invention, and may be observed in several forms in nature, a prominent manifestation of which is lightning. (3) many interactions familiar at the macroscopic level, such as touch, friction or chemical bonding, are due to interactions between electric fields on the atomic scale. (4) the earth's magnetic field is created by the rotation of its molten core. (5) in other words, the earth's magnetic field is thought to arise from a natural dynamo of circulating currents in the planet's core. which sentence conveys a tone that is inconsistent with the rest of the passage? a) sentence 1 b) sentence 2 c) sentence 3 d) sentence 4