What it does
A battery stores chemical energy and supplies electrical power.
Try in the lab
Compare labelled voltage and capacity across battery types without opening or shorting cells.
Before you begin
- Identify the exact model supplied and read its manufacturer instructions.
- Inspect the item, connections and work area with your instructor.
- Match power, accessories and protective equipment to the actual task.
- Record observations and stop if the equipment behaves unexpectedly.
