2. Which of the following lists elements from the highest atomic radius to
the lowest?
O
barium, copper, oxygen, fluorine
O
carbon, iron, potassium, barium
neon, chlorine, selenium, antimony
fluorine, oxygen, copper, barium
O
potassium, barium, iron, carbon

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