Suppose you observe a father and his infant daughter in a laboratory and they are playing together. At some point, the father stops responding to his daughter and the experimenter records how the child reacts. The term for an experiment of this type is:

This question is about electrolysis. metal spoons can be coated with silver. this is called electroplating. suggest one reason why spoons are electroplated?

The grooves or folds of the brain are called

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.