8.4 Describe a simple experiment to:
8.4.2 compare the electrical conductivity
of substances.​

I’m an electrically neutral atomic any element, there are equal numbers of

In one or two grammatically correct sentences, write a definition for the term molecule geometry

An engineer decides to use a slightly weaker material rather than a stronger material, since she knows that the stronger material can break suddenly. this is an example of what? a choosing a material that will show warning before it fails b using composite materials that combine strength c using a material for multiple applications d using design techniques that increase efficiency and reduce cost