Curated OER
The pH scale
Students list the common properties of acids and bases. They classify substances as acids or bases, by using pH and litmus tests and are able to explain the pH scale. They participate in a lab activity which reinforce their understanding.
Curated OER
Water Quality Tests Explained
Students define all eight water quality parameters and list at list one source for each of the eight water quality parameters. They determine how each of the eight parameters affect river ecosystems.
Curated OER
Water and Diffusion
For this water and diffusion worksheet, students will explore the characteristics of water and the water molecule. Students will also answer questions about diffusion and the movement of materials due to concentration differences. This...
Curated OER
Chemical Equilibria
In this chemical equilibria learning exercise, students write equilibrium expressions for chemical reactions and calculate the value of the equilibrium constant. This learning exercise has 8 problems to solve.
Curated OER
The Electric Sieve
Students examine different mixtures and how they can be separated. In this electric sieve instructional activity students complete an activity that allows them to separate mixtures.
Curated OER
Water Quality Tests Explained
Learners identify the eight tests done to check for water quality. In this ecology activity, students explain why it's important to test water in rivers. They explore sources of river water pollution.
Curated OER
Production of Hydrogen
Students generate hydrogen gas and examine some of its properities through an experiment. In the experiment, a wood splint is lit along with a candle, then the reaction occurs within the mixture. There are questions for the student to...