The Next Generation Science Standards or NGSS

This document outlines the NGSS.  8th grade science standards

ngss

Mr. Guch’s Rules For Good Graphs

Graphing-Rules

Rain Shadow Video

Element Cards

Go to the link below and scroll down to the Element Cards.

http://www.propertiesofmatter.si.edu/Contents.html

comic_periodic

pH simulation

https://phet.colorado.edu/en/simulation/ph-scale

Ocean Acidification Article

Ocean_Acidification

PH Scale Explained

Article #1:  Acids and Bases Explained

Article #2: Carbon Dioxide in Water

 

Water has a pH of 7.  7 is considered neutral because it is neither acidic nor basic.phscale

 

 

The pH scale is logarhythmic.  How many more times alkaline or basic is a liquid with a pH of 10 compared to a liquid with a pH of 11?ph3

 

A pH indicator such as bromthymol blue changes color as the pH changes.  This is a reversible chemical reaction.

bromthymol_blue

SOCRATIVE

Go to the Socractive website and enter in this code.

SUzFYUd4

Fall Leaf Colors

Here’s an article to read with some information about fall leaf color.

http://www.scientificamerican.com/article/bring-science-home-leaf-colors/

fall

Another article about fall leaves. http://earthsky.org/earth/why-do-tree-leaves-turn-red-in-fall

Interactive Activities about Forces and Motion!

http://www.learningscience.org/psc2bmotionforces.htm

Go to the link above.  Your teacher will tell you which activities to use.

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