Which of the following measurements is most appropriate when measuring the length of a car in si units?

a) kilometers

b) meters

c) inches

d) centimeters

Which statements describe polyatomic ions? check all that apply. polyatomic ions have many charges. polyatomic ions have one overall charge. polyatomic ions repel other ions to form ionic bonds. polyatomic ions attract other ions to form ionic bonds. polyatomic ions are made up of only one type of atom. polyatomic ions are made up of two or more types of atoms.

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?