efficiency is a measure of how much of the work put into a machine is converted into useful output work why can effiency never reach 100%. A. acceleration B. elasticity C. fricition D. gravity

integrated circuit (ic) is defined as a set of electronic circuits on one small flat piece of semiconductor material, normally silicon. a functional electronic circuit requires transistors, resistors, capacitors, inductors, etc., and the connections between them.

a community that experiences major changes undergoes progress

compost can be added to topsoil as a:

pesticide

c. live where it’s cold and icy