Coal industry and electric power
Answers are for parents and teachers.
1
From the atlas write three TPPs and three HPPs of Uzbekistan and their regions.
For example: Syrdarya TPP, Syrdarya region; Talimarjon TPP, Kashkadarya; Khojikent HPP, Tashkent region; Andijan HPP, Andijan region.
2
Write four ways to save electricity at home.
Switching off unneeded lights, efficient bulbs, not leaving devices on standby, using daylight.
3
A station delivers 800 MW of power. How many MW·hours of energy does it produce in 5 hours?
4000
4
Write three safety rules when dealing with electricity (under adult supervision).
Do not touch sockets with wet hands; do not use damaged cords; do not push objects into sockets.
5
Suppose a coal mine is 300 km from a big city. A power station can be built next to the mine or next to the city. Which two costs are compared when choosing the site?
The cost of hauling coal to the city and the cost of transmitting electricity from the mine to the city; the cheaper option is chosen.