Understand that offspring tend to resemble their parents and that individuals of the same species have variations. Grades PreK-2 Physical Science Objects have observable properties, including size, shape, color, and texture. Understand that objects have observable properties that can be used to sort them such as size, shape, color and texture. Two of the states of matter are solid and liquid. Solids have definite shapes.
Liquids conform to the shape of the container in which they are stored.
Recognize that solids and liquids are two states of matter. Solids have a definite shape, and liquids take the shape of their container. Things move in different ways, such as straight, zigzag, round and round, back and forth, and fast and slow. Describe the various ways that objects can move, such as in a straight line, zigzag, back and forth, round and round, fast and slow. The way to change the motion of an object is to give it a push or pull.