Name
Date
Rechargeable Battery,
STUDENT RESOURCE PAGE 7.4
Page 1
ACTIVITY SHEET
1
The generator handle is turned 30 times. What happens
when the generator handle is let go?
30-second charge using Zinc Electrode
2
Predict how long the handle will turn on its own
after the saltwater battery is charged for 30 seconds.
3
How long did the handle turn?
30-second charge using Aluminum Electrode
4
Predict how long the handle will turn on its own after the
saltwater battery is charged for 30 seconds.
5
How long did the handle turn?
6
Which metal produces more electrical energy (current)?
ELECTRICITY • SECTION 7 MAKING A BATTERY