DLI 2nd Grade Guide

Unit 6

2nd Grade Science

PACING

KEY LANGUAGE USE(S)

Explain

Apr 26 - May 30

STRAND: PROPERTIES OF MATTER

All things are made of matter which exists with different forms and properties. Matter can be described and classifed by its observable properties. Materials with certain properties are well-suited for specifc uses. Heating or cooling some types of matter may or may not irreversibly change their properties. KEY STANDARD(S) ● Standard 2.3.3 Develop and use a model to describe how an object, made of a small set of pieces, can be disassembled and reshaped into a new object with a different function. Emphasize that a great variety of objects can be built from a small set of pieces. Examples of pieces could include wooden blocks or building bricks. (PS1.A) ● Standard 2.3.4 Obtain, evaluate, and communicate information about changes in matter caused by heating or cooling. Emphasize that some changes can be reversed and some cannot. Examples of reversible changes could include freezing water or melting crayons. Examples of irreversible changes could include cooking an egg or burning wood. (PS1.B) END OF UNIT COMPETENCY WITH LANGUAGE FEATURES & FUNCTIONS By the end of Unit 6 students will be able to explain how an object can be disassembled and reshaped into a new object that has a different function and that matter can be changed by heating and cooling.

Language Functions and Features: ● Phrases to make a claim

○ My claim is ____________. ○ My evidence from the investigation is ____________.

● Develop a model to describe an object ○ In the model, the function started as __________; now, the function is ____________. ● Declaratives statement to present facts ○ When I change __________ in the system, ___________ is affected. ○ An example of a reversible/irreversible change is ______.

FORMATIVE ASSESSMENT

● 2.3.3 Formative Assessment ● 2.3.4 Formative Assessment