Curated OER
Measuring Reaction Rates
In this chemical reaction worksheet, students determine the rate of consumption or rate of production for given reactions. This worksheet has 14 problems to solve.
Curated OER
Lab 23-Follow Up Questions-Conductivity
In this conductivity worksheet, students answer post lab questions about substances that transferred electrons resulting in electricity flowing through the conductivity leads use to test each substance.
Normal Community High School
Golf Ball Lab
The first golf balls were made of wood and would only last for a few games. Modern golf balls last a lot longer but they don't float. The presentation provides the directions for a lab to determine the minimum amount of salt needed to...
Curated OER
Summary of Periodic Trends
This concise collection of images speaks volumes about the trends in the periodic table of elements. Different versions of the periodic table are displayed demonstrating different trends. Teachers' notes are included to assist your...
Alabama Learning Exchange
Float or Sink?
Experiment with mass and density as scholars figure out what makes things float or sink. First, they watch a podcast introducing these concepts. Be sure to use the comprehension question to test their understanding. Young scientists...
Cornell University
The Making of Macromolecules
Compare and contrast macromolecules made from the same elements. Young scholars learn how the structure of a molecule has as much influence on a compound as the elements in the molecule. They experiment with molecular model kits to...
Curated OER
Binary Compounds
Binary compounds are explained with the periodic table, atomic charges, and examples. Viewers are taught to name binary compounds and then are presented with a chart of cations and ions. Finally, they see a few photos of forms of silicon...
Curated OER
The Ties that Bind
In this bonding worksheet, students read about the types of bonds that hold compounds together. They are given fifteen common materials and they identify the types of bonds that hold each together.