Answers section
Questions 5.1(b)
Study Figure 5.1(b) then answer Questions 5.1(b).
- Suggest why the electric bulb is used. What can replace the bulb?
- P is an electrically charged particle. To which electrode will P move if it is positively charged?
- Solid electrodes conduct electricity by use of electrons. In which direction do electrons move in the circuit when completed: clockwise or anticlockwise?
- Name at least five (5) solid conductors of electricity.
Answers to Questions 5.1(b)
- To indicate by glowing if the circuit is complete and current is flowing. An ammeter.
- To the cathode
- Anticlockwise
- Graphite, sodium, potassium, magnesium, calcium, lead, copper, aluminium, iron, zinc, silver (any other metal)