Curated OER
How to Balance Equations for Oxidation-Reduction Reactions
In this balancing oxidation-reduction reactions, students learn how to assign oxidation numbers to atoms in compounds, they learn how to write half reactions in order to balance oxidation-reduction reactions in acidic or neutral...
Curated OER
Titrations Worksheet
In this titrations activity, students answer 4 questions about titrations and solve for the pH of solutions and their concentrations. They determine the quantity of a base needed to neutralize an acid.
Curated OER
More About Static Electricity
Students examine the concept that static electricity is a phenomenon that involves positive and negative charges. They explore the Static Electricity section of the Science, Technology and Engineering website to learn more about the...
Curated OER
Floating Fishes: Boat Sinking Lab
Cut milk cartons in half to make boats and let investigators attempt to sink them. They add dividing walls and observe what happens if marbles are put into only one of the newly formed compartments. Vocabulary is provided: buoyant force,...
Curated OER
pH Basics
At some point, all science learners experiment with pH. In this brief lesson, they simply use pH strips or a meter to find the pH of six different solutions. A useful worksheet that displays a data chart is included for your students.
Curated OER
PH Neutralization For Pollution Control
Students recognize whether a solution is an acid or a base. In this acids and bases lesson plan, students use chemicals and identify if those chemicals are acids or bases. From the conclusion, students will be able to identify if the...
Curated OER
Precipitation and Neutralization Reactions
In this chemical reactions worksheet, students determine the balanced formula equation, balanced complete ionic equation, and the balanced net ionic equation for given reactions. Students calculate final concentrations for ions in given...
Curated OER
Acid Base Neutralization Problems
In this acid base learning exercise, students calculate the concentration of solutions as products of acid and base reactions. This learning exercise has 9 problems to solve.
Mr. E. Science
Acids, Bases and Solutions
If you are not part of the solution, then you are part of the precipitate. The presentation covers solutions, suspensions, solubility, dissociation, and acid/base reactions. This is the 19th lesson in a series of 26.
Creative Chemistry
A Simple Thermoetric Titration
In this thermometric titration activity, learners investigate the temperature changes when an acid neutralizes an alkali. High schoolers graph their results from the titration and draw the two best-fit lines on their graph. Where the...
Curated OER
Electrolytic Titration
Learners observe an electrolytic titration using a conductivity tester. In this titration lesson, students observe a solution of acid conducting electricity using the conductivity apparatus. They observe the acid solution being titrated...
Curated OER
pH Study Guide
In this pH activity, students are given a list characteristics and they determine if they belong to acids and bases. They draw a pH scale and identify acidic, basic and neutral numbers and they answer 11 questions about pH, acids and bases.
Curated OER
Antibodies and Antigens: Fitting Together
Using basic matching, aspiring biologists connect types of antigens with the antibodies that fight them. Provide ample instruction prior to assigning this one-sheet resource. Require students to explain in writing how each antibody works...
Curated OER
Acid Rain Viewfinder
Students are asked what does rain do? They are told that rain waters the Earth, but also drops acid. Students are told when there is too much pollution in the atmosphere that the environment can't neutralize it, the acid leaches into...
Curated OER
Solutions
Amateur chemists define and describe properties of solutions, compare solubilities, explain how solutes affect freezing and boiling points, describe acid and base properties, and more! This educational PowerPoint provides information and...
Curated OER
Getting Down to Basics (and Acidics)
Seventh graders investigate acids and bases. In this acids and bases lesson plan, 7th graders use household items such as coffee, lemons and soap to define acids and bases. They observe a demonstration to show how indicators determine if...
American Chemical Society
Comparing the Amount of Acid in Different Solutions
Upcoming chemists use chemical reactions to determine relative pH in two different acids. This is a terrific lesson for middle schoolers that can stand alone as a practice in precision and lab skills, or as part of the unit on chemical...
NOAA
Come on Down!
What do we do when a dive is too dangerous for humans to accomplish? Send in the robots! Middle school scientists get acquainted with several different models of submersible robots in the second lesson of six from NOAA. Lab groups then...
Curated OER
Charge and Electricity
In this charge and electricity learning exercise, students read about electric charges and how they are created in atoms. They also read about the unit of charge, called the Coulomb, conductors, and insulators. Emerging electricians...
Curated OER
Review of Ionic and Covalent Compounds and Transitioning from Ionic to Covalent Compounds
Here is a unique assigment: compare and contrast ionic and covalent compounds in an extensive data table and then analyze Lewis dot structures in antoher. Three columns are to befilled in: "characteristic or feature," "applies to ionic...
Curated OER
Pollution and Environmental Studies- Daily Water Use
In this environmental studies worksheet, students create a data table to discover how much water each person uses on a daily basis and what it is used for. They complete a post activity to make and test solutions for pollution using a...
Curated OER
Nuclear Reactions - Rutherford's Alpha Scattering Experiment
Neat! Show your physics class exactly how Ernest Rutherford fired alpha particles at a piece of gold foil and so determined that most of an atom is composed of empty space. Not just a slide show, but almost an animation, this...
Curated OER
Chalkboard Challenge: The Periodic Table and Periodicity
In a well-prepared Jeopardy-style game, your chemisty class can review the periodic table. Questions cover the element groups, some history, atomic number, atomic and ionic radii, electronegativity, and the shielding effect. What a fun...
Curated OER
History of the Atom
This is a tremendous overview of the tiny atom. Journey through the history of human understanding of this basic building block of matter. Examine each of the sub-atomic particles in detail: neutrons, protons, electrons, quarks. Peruse...