Measure length, mass and temperature of various materials in nonstandard and standard units. Sort objects and materials based on a single attribute. Objects can be described by the properties of the materials from which they are made, and those properties can be used to separate or sort a group of objects or materials. Investigate that some materials mix with water and others will not. Make and separate simple mixtures.
Materials can exist in different states.
Explore and describe characteristics of liquids. Identify materials as either solid or liquid. B. Position and Motion of Objects 1. The position and motion of objects can be changed by pushing and pulling. Investigate the effect of a push or a pull on the position and motion of common objects.