Services to the home

Question 1

4 Advantages of electricity

Answer 1

Clean
Relatively cheap
Efficient
Safe

Question 2

2 disadvantages of electricity

Answer 2

Affected by power cuts

Dangerous if used carelessly

Question 3

Path of electricity

Answer 3

• power stations to home through service cable, attached to suppliers main fuse
• passed through meter- measures amount used
• then to consumer unit or fuse box
• wires carry it all around the house

Question 4

Plug

Answer 4

• at least 2 wires, live (brown), neutral (blue)
• live : to appliance
• neutral: back to the generator
• earth wire for emergencies, puts electricity back in the ground

Question 5

Fuse

Answer 5

Safety device, deliberate weak link…..