Describe how plants and animals may change their characteristics in order to adapt to changes in their environment

What element breaks down into yttrium-90?

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.

Select the word from the list that best fits the definition the nuclear family into which a person is born or adopted.