Задание 3.1
Ответьте на вопросы, используя содержание текста:
1. Does the water become streams and rivers that run down to the ocean.
2. Can the moving or falling water be used to do work?
3. Does moving water have kinetic energy?
4. Which kind of energy can be used to make electricity from water?
5. How was moving water used for hundreds of years?
6. What was the Domesday Book written about?
7.Why is a dam built?
8.Why is the dam much thicker at the bottom than at the top?
9.How much power can hydroelectric power stations produce?
10.Are hydroelectric dams very expensive to build?
11.Is there any waste or pollution?