Curated OER
Hybridization and Valence Bond Theory
For this chemistry worksheet, learners use knowledge of valance bonds in order to answer the in depth application of science problems.
Curated OER
Moles Worksheet
In this chemistry worksheet, learners examine the energy rule of moles and answer the essay questions. The answers are include with the worksheet.
Curated OER
Fats
In this fats worksheet, students review what fats are made up of, where fats come from, and how our body uses fats. Then students access a website to compare good fats and bad fats. This worksheet has 1 graphic organizer, 13 short answer...
Curated OER
Ten Multiple-Choice Rate, Ratio, and Proportion Problems
In this rate, ratio, and proportion worksheet, 7th graders solve ten multiple-choice problems. The solutions are provided by clicking on the "show answers" on the bottom of the page.
Curated OER
The Water Cycle/States of Matter
Students engage in a lesson that is concerned with the water cycle and different states of matter. They conduct research using a variety of resources in preparation for taking a quiz. Then students take the quiz in correlation to having...
Curated OER
How Are The Properties of Covalent Compounds Influenced By Chemical Bonding?
Learners work together to observe the bond lengths of single, double and triple bonds. They make their own predictions about the strength of the bonds and chemical reactions. They answer discussion questions to complete the lesson.
Curated OER
Elements and the Periodic Table
Learners are introduced to the elements on the Periodic Table and what is meant by element. Using the Table, they identify the name, atomic mass, number and symbol of each element. To end the lesson, they discover the characteristics...
Curated OER
The Air Up There!
Young scholars create a model of a column of air and discover one of the reasons why low and high pressure systems exist and why low pressure is often associated with bad weather.
Curated OER
Drops on a Penny
Eighth graders experiment to determine the number of drops of water a heads up penny hold. They create a stem and leaf graph of the class results and use the data for further experimentation on a tails up penny.
Curated OER
Science Quiz-General Knowledge
In this science quiz instructional activity, students complete a set of 20 true or false questions covering a variety of general science topics. An answer key is included.
Curated OER
Pounds of Pollution
Students examine pollutants and investigate air pollution emitted by a car in a year. In this air pollution lesson students complete an activity and make calculations.
Curated OER
Where's the Evidence?
Eighth graders observe evidence of chemical reactions. For this chemical reactions lesson students study chemical processes and complete a lab activity.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Build a Molecule
Starting from atoms, see how many molecules you can build. Collect your molecules and see them in 3D.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Build a Molecule
Starting from atoms, see how many molecules you can build. Collect your molecules and see them in 3D!
Khan Academy
Khan Academy: Photoelectron Spectroscopy
An explanation of how photoelectron spectroscopy can be used to detect electron structures in atoms or molecules.
State University of New York
State University of New York: Determining Electron Pair Geometry
The electron-pair geometry of a molecule or ion depends on the number of structurally significant electron pairs in the central atom. Here students are asked to count the number of lone electron pairs and bonded atoms on the central...