Lab 4.2 Electric Fruit
Observation Table
Name____________________
Record your observations from the classroom demonstration in the table, then answer the
questions. When you are finished, hand in: - your hand written lab write-up – 5 mks
- this completed table with the questions
Answered
10 mks
Observation Table
Fruit / Wire
Galvanometer Readings in Microvolts
Apple
paper clips – 1cm
paper clips – 3 cm
paper clips – 5 cm
copper wires – 1 cm
copper wires – 3 cm
copper wires – 5 cm
paperclip/copper – 1 cm
paperclip/copper – 3 cm
paperclip/copper – 5 cm
Orange
Lemon
Questions
1.Which combination of wires/fruit/distance produced the lowest reading on the
galvanometer?
2. Which combination of wires/fruit/distance produced the highest reading?
3. Based on this, what materials will make the best cells/batteries/