What is the central idea of the beginning of change there was always an important piece missing for his inventions. he needed batteries to power his homemade devices. kelvin did not have the benefit of a science education at school. yet, he figured out how to make a battery using soda, metal, and tape. these are ingredients he found at a neighborhood dump! with this battery, the possibilities for his inventions were endless.

Excerpted from "the children's hour" by henry wadsworth longfellow a whisper, and then a silence: yet i know by their merry eyes they are plotting and planning together to take me by surprise. a sudden rush from the stairway, a sudden raid from the hall! by three doors left unguarded they enter my castle wall! look carefully at the lines above. a poem with this particular rhyme scheme is best read a. line by line. b. with long pauses. c. phrase by phrase. d. with a strong rhythm.