How do you label a polar bond of a water molecule?

The man responsible for discovering that the atom is mostly space is? When can you catch more fish in low tide or in high tide? Why the particle higgs boron has not been observed? What does a valacule do? What is common noun for Neptune? What types of literary atmospheres are there? Why are fermentation reactions important for cells? How do plants absorb fertilizers? What are the ending points of the Prime Meridian? Can you give me an example of gravity? Different species can share the same habitat but competition among them is reduced if they eat less? Do composite materials never include polymers? Does amforol liquid need to be refridgerated? What organs that receive or transmit nerve impulses called? Rotational movement opposite from that of most planets? What in my house weighs 100 grams? If the pH of a solution is 6 would you expect to find more or fewer hydrogen ions than a solution with a pH of 3? Do tendrils respond to light touch or sound? What type of secondary structure does hemoglobin have? What would two wires entering the service weatherhead indicate?