8th Grade Science Guide

8.1: Chemistry 3 Dimensions & Progressions

Unit 2

elements structure and function.

Activity: How has the model of the atom changed over time?

Objective

Overview

Materials

● I can develop a model to describe the scale and proportion of atoms and molecules and describe how they make up all matter.

● Students will learn about how the model of the atom has changed over time. They will use a website that has the history of each model of type that represents each model and must provide justifcation for why the candy type matches the model. the atom. At the end student select a candy

● History of the Atom Website ● Student Worksheet ● Another choice for history of the atomic model ● History of the atom text

Activity: Review

Objective

Overview

Materials

● I can develop a model to describe the scale and proportion of atoms and molecules and describe how they make up all matter.

● Students will review

● Possible review games include: I have, who has; foldables; quizlet, quizzez, kahoot

vocabulary essential for the unit such as atom, element, proton, neutron, electron, model, scale, matter, compound, formula, periodic table, atomic mass, atomic number, nucleus, electron cloud, etc.

Formative Assessment: SEEd 8.1.1 Formative Assessment

Phenomena Assessment: Electrolysis

Objective

Overview

Materials