Which is true about the transfer of electrons? Metals tend to gain electrons to form positive ions. Metals tend to lose electrons to form positive ions. Nonmetals tend to gain electrons to form positive ions. Nonmetals tend to lose electrons to form negative ions.

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