8th Grade Science Guide

8.1: Chemistry 3 Dimensions & Progressions

Unit 2

affect the rate of a phase change and compare competing devices to improve performance. between an insulator and a conductor.

lab, 6 inches of masking tape.

● I can differentiate

Activity: Igloo Testing

Objective

Overview

Materials

● I can design, construct

● Create a heat box to

● Heat box, temperature probes, penguin shaped ice cubes, scales and completed igloos ● See page 38 for Heat box instructions Save the Penguins Activity

and test a device that will affect the rate of a phase change and compare competing devices to improve performance.

place the igloos in for the students.

Activity: Penguin House Presentations

Objective

Overview

Materials

● I can design, construct

● Students create mini

● Manilla Folder, post it notes, small graphs, completed igloo ● Presentation

and test a device that will affect the rate of a phase change and compare competing devices to improve performance.

science fair posters and do a gallery stroll discussing their design, data collected as well as how they would improve.

Formative Assessment: SEEd 8.1.7 Formative Assessment

8.1.7 Phenomena Assessment: Metal Vs. Plastic Spoon Energy Transfer

Objective

Overview

Materials

● I can defne and model energy transfer (conduction, convection, radiation). ● I can differentiate between an insulator and a conductor. ● I can design, construct, and test a device that will

● Students are again given a plastic and a metal spoon. They now make explanations of the phenomenon based upon the tests conducted and penguin activity. They now write a detailed summary paragraph that

● melting ice cube link to student directions ● CER