Pupils study the water quality of a stream in their area, by measuring the temperature, pH, alkalinity and conductivity. They integrate biology with earth science when using the microscope to study the living organisms in the water.

Int his plant worksheet, students folllow the given directions to create an experiment.  Students then answer 5 short answer questions and complete the given data table with results for two weeks.

[Free Registration/Login may be required to access all resource tools.] What an acid is and its properties and uses. How to detect and measure the strength of acids.

Windows to the Universe offers a description of Venus' atmosphere, including what it is made of and why it is so hot and thick.