because if you didnt have them there would be no electicity or worse NO BARS!
I'll take that as "How are telephone wires connected?" but it's still unclear what you want to know. Telephone wires are connected just as any other wires are connected. By screw connections, by soldering, by crimping.
When they get colder, they will get shorter - and the tension will increase. That might make them break.
Copper is used for telephone wires because it is the second best conductor of electricity after silver (which is a little pricey).
what happens to telephone wires on hot days
squirrel
it is nere the pole
make sure your not near any electrical wires or telephone wires
Mainly all telephone wires are made of copper with a plastic coating for insulation. Older form of telephone wire had a paper or pulp insulation over the copper wire. They are also a twisted pair cable.
1.The wind blows hard to create a sound so when the wind blows the wires start shaking and making another sound so together they make a loud sound. 2. When the wind blows through the telephone wires the wind blows the wires forcing them to vibrate. so technically because the wind makes the telephone wires vibrate. your welcome.
4 solid wires.
.10MM
with wires and power