A covalent bond occurs when: a. the hydrogen of one water molecule is attracted to the oxygen of another water molecule. b. neutrons are shared between two atoms to form an isotope. c. electrons are shared between two atoms to complete their octets. d. protons are transferred from one atom to another. e. electrons are transferred from one atom to another.

What evidence could be used to convince policy makers to change a shipping lane from going through a whale breeding ground? information on the number of all whale species currently alive information on the number of all whales hit by boats in the given area information on the number of whale deaths in the world's oceans information on the number of whale offspring born every year. (a) scientists could collect and combine data on fish populations all around the world to show that their populations are declining. (b) scientists collect and combine data on fish populations all around the world to show that their populations are increasing. (c) scientists work together and use past data to show that fish populations are becoming locally extinct in some areas. (d) scientists work together and use past data to show that some fish populations are adapting to environmental changes.