SCIENTIFIC INQUIRY: Scientific inquiry is a thoughtful and coordinated attempt to search out, describe, explain and predict natural phenomena.

SCIENTIFIC LITERACY: Scientific literacy includes speaking, listening, presenting, interpreting, reading and writing about science.

SCIENTIFIC NUMERACY: Mathematics provides useful tools for the description, analysis and presentation of scientific data and ideas.

K.1 Objects have properties that can be observed and used to describe similarities and differences.

A 1 Use the senses and simple measuring tools, such as rulers and equal-arm balances, to observe common objects and sort them into groups based on size, weight, shape or color.

A 2 Sort objects made of materials such as wood, paper and metal into groups based on properties such as flexibility, attraction to magnets, and whether they float or sink in water.

2.1 Materials can be classified as solid, liquid, or gas based on their observable properties.

A 18 Describe differences in the physical properties of solids and liquids.