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.
Curated OER
Electrolytic Titration
Middle schoolers 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...
Curated OER
Electricity: Will It Conduct?
Young scholars build conductivity testers and investigate which solids and solutions conduct electricity. Working in groups, they predict which items will conduct electricity and record their answers on worksheets.
Curated OER
Chapter 12 Review, Section 1: Solutions
Here is a different approach to solutions: a worksheet that has chemistry learners use words to describe them! This is an outstanding exercise that will stretch learners to show what they know. They answer questions comparing solutions,...
Curated OER
Chapter 12 Review, Mixed Review: Solutions
Although there are only six questions on this chemistry handout, it makes a thorough review of solutions. Novices explain why a compound is not an electrolyte, identify types of compounds, and calculate moles, grams, and molalilties in...
Curated OER
Conductivity - Pass the Buoy and Pepper, Please
Buoys around our coastlines are equipped with sensory devices which monitor temperature, salinity, and water pressure. Emerging earth scientists examine some of this data and relate salinity to the electrical conductivity of the surface...
Curated OER
Electrolytes and Colloids Worksheet
In this electrolytes worksheet, students calculate percent composition, determine the electrical conduction of electrolytes, and explain the Tyndall effect. This worksheet has 7 problems to solve.
Curated OER
Teaching about Increased Conductivity: Are Culverts The Culprits?
High schoolers encounter the complexity of identifying the cause of unusual variations in WOW conductivity data. They propose theories on why there was a sudden increase in conductivity in Ice Lake, Minnesota during July of 1998.
Curated OER
Two-Cell Battery
Students build their own two-cell battery and determine which electrolyte solution is best suited for making a battery. They discuss background information for their experiment, construct and test their battery, and using the chart on...
National Institute of Open Schooling
Electrochemistry
In an electrolytic cell, electrical energy is converted into chemical energy, the exact opposite of a battery! Lesson 15 in a series of 36 explores electrochemistry. Participants begin by reading and discussing oxidation/reduction...
Science Geek
Properties of Solutions
Study the properties of solutions as they relate to mixtures. The slide show presents the key concepts involved with solutions including solvents, solutes, solubility, and electrolytes. Scholars learn the basics of the properties of...
Teach Engineering
Thirsty for Gold
In the last portion of the six-part unit, teams perform an experiment with gold nanoparticles to determine which sport drink has the most electrolytes. The nanoparticles are used as chemical sensors and fluoresce in different wavelengths...
Curated OER
Section 4.2: Ionic and Covalent Bonding
There are only six short answer questions on this assignment. Chemists explain electrical conduction properties of salt, salt water, and gold. They compare ionic and covalent bonds. The explain bond strengths. Perhaps you could use this...
Curated OER
Solutions, Electrolytes and Concentration
For this chemistry worksheet, students categorize certain compounds as acids, bases or salt to complete 1 table. They solve 5 problems on molarity.
Institute of Electrical and Electronics Engineers
Can You Copperplate?
Introduce emerging engineers to the process of metal plating. This resource provides background reading on chemical engineering, plating, and corrosion. It concludes with a copper plating activity. The standards alignment list includes...
Curated OER
Castaway or Survivor
What a clever idea! Chemistry learners imagine themselves deserted on an island with a radio, but no batteries. They also have a few odds and ends in their pockets and storage chest. They are challenged to create a battery that will...
Curated OER
Solutions, Electrolytes and Concentration
In this solutions worksheet, students compare strong electrolytes and weak electrolytes. Students calculate concentration and molarity of given compounds. This worksheet has 8 problems to solve.
Curated OER
Acids and Bases
In this acids and bases worksheet, students conduct an experiment to determine if solutions are electrolytic or nonelectrolytic. After completing the experiment, students answer 1 short answer question.
Curated OER
Chemistry 115 Practice Exam 3
Radioactive decay, pH, properties of elements, organic compounds, and stoichiometry are all touched upon through this practice chemistry exam. It always helps learners to take a practice test in preparation for the actual exam. This...
Curated OER
Make a Battery From a Lemon
Fifth graders construct a voltaic battery. They change chemical energy into electrical energy by inserting copper wire into a lemon. They discover the tingle of the wire on their tongue is due to the movement of electrons.
Curated OER
Teaching Avogadro's Number
Students design an experiment to determine Avogadro's number. Students utilize an ammeter, an electrolytic cell and internet research.
Cornell University
Making a Battery
Don't be shocked when your class has a blast making their own batteries! Science scholars examine a dry cell battery, then design and construct a wet cell battery. The activity guides them through the parts of a battery, the variables...
Cornell University
What Is Rust?
Why do metals rust differently? Scholars experiment with metal combinations in a hands-on activity. They create unique environments with different metals and compare the rate and amount of rust for each.
Virginia Department of Education
States of Matter
Scientists have been studying exothermic reactions before they were cool. The lesson begins with a discussion and a demonstration of heat curves. Scholars then determine the heat of fusion of ice and the heat needed to boil water through...