The grain food group is the orange part of the new MyPlate and the Food Pyramid. Our printables feature fun worksheets, activity sheets and coloring pages to help children learn about the foods that belong to this food group and how it helps their body.
A magnet keeper, or armature is a ferromagnetic bar made from soft iron or steel which is placed across the poles of a permanent magnet to help preserve the strength of the magnet by completing the magnetic circuit; it is particularly useful for magnets which have a low magnetic coercivity, such as Alnico magnets. magnet keeper, or armature is a ferromagnetic bar made from soft iron or steel which is placed across the poles of a permanent magnet to help preserve the strength of the magnet by completing the magnetic circuit; it is particularly useful for magnets which have a low magnetic coercivity, such as Alnico magnets.
Wiktionary(0.00 / 0 votes)Rate this definition: 1  keeper(Noun) One who keeps. Finders keepers; losers weepers. 2  keeper(Noun) A person or thing worth keeping. You can throw out all the blurry photos, but the one with her and her daughter is certainly a keeper. keeper (Noun) A person charged with guarding or caring for, storing, or maintaining something; a custodian, a guard. keeper (Noun) The player charged with guarding a goal or wicket. Short form of goalkeeper, wicketkeeper. keeper (Noun) A part of a mechanism that catches or retains another part, for example the part of a door lock that fits in the frame and receives the bolt. keeper (Noun)