What is the abstract noun for the adjective true?

What three things does the sun provide for the earth? How does the egg laying process go for a Gryphon and how long does the egg take to hatch? Are grubs decomposers? Which city in the US was coverd by ice in the last ice age? What has seeds but no flowers? Are compounds that consist only of a cromophore considered to be stains? What is the checimal formula for tetraphosphorus dioxide? Why was William Shockley in favor of germanium? What did Abraham darbys experiments led him to do in the early 1700? what group does a single celled creature belong to? Why are some elements reactive and some nonreactive - does it correlate with where they are on the table? What lines of latitude and longitude are called? Why are old rocks rare to find on the ocean floor? What causes most sediments to wash or fall into a river? Does rubbish on the floor create carbon footprint? What is the purpose of stem cells in an adult? What piece of skin separates your two nostrils? Where do you find elements grouped that have the most similar physical and chemical properties? In what way are magnesium-24 and magnesium-25 different? Is wire metal?