Explains that heat is really a form of motion, a form of kinetic energy and that it can be converted to other forms of energy and transferred through...
Explores the research work on Antarctic plant and animals life by biological scientists living in the Antarctic. Stresses the studies with seals and...
Shows how the Constitution operates in our society. Points out the various elements written into the Constitution and the changes and additions made...
Shows the properties of different solvents, including their electrical conductivity or lack of it. Shows how they affect the boiling point of water....
Explains the card cataloguing and the Dewey Decimal systems in use in a library and shows how detailed understanding of library organization assists...
Six-year-old Betty visits a poultry farm, where she helps feed the chickens, sees them at various stages of development, watches a boy clean the eggs...