Testing for Conductivity
Question Which of the substances provided will conduct electricity?
Take a look at the materials provided Take a look at the materials provided. You may not take anything from the table yet.
Questions to ask : Where will the electricity come from (the source)? What is the path electricity will travel? How can I check to make sure electricity will travel that path?
Where will I put the substance to be tested (into the path at what point)? How will I tell whether electricity was conducted by that substance or not?