8th Grade Science Guide

8.2: Physics 3 Dimensions & Progressions

Unit 1

data loss and sound worse.

Formative Assessment: SEEd Formative Assessment 8.2.6

8.2.6 Phenomena Assessment.

Objective

Overview

Materials

● I can compare digital and analog media in terms of storage. ● I can evaluate whether digital signals are more reliable than analog signals when transmitting data. ● I can identify how waves

● Students write a comparison using a t-chart of digital and analog media which includes pros and cons and examples of each type of media.

● T Chart Graphic Organizer

can be used for communication.

Additional Supports for Analog/Digital

● http://www.explainthatstuff.com/analog-and-digital.html ● http://encyclopedia.kids.net.au/page/an/Analogue_signal ● http://www.nextgenscience.org/pe/ms-ps4-3-waves-and-their-applications-technologies-infor mation-transfer ● http://www.diffen.com/difference/Analog_vs_Digital ● http://www.explainthatstuff.com/thermometers.html ● http://www.explainthatstuff.com/cdplayers.html ● Activity ideas: ○ Binary and bits ○ Microscope view of a record ○ Sampling of a sound wave into a digital signal ○ Analog vs digital radio ● Digital Breakout Box ○ https://sites.google.com/csddocs.org/robotuprisingbreakout/ (still in progress) ○ USBE OER textbook link