Mother Nature and alternative energy
Answers are for parents and teachers.
1
Write two advantages and two disadvantages of fossil fuels.
For example: Advantages: easy to get; cheap. Disadvantages: pollute the air; will run out.
2
Choose one energy source for your region and give three reasons.
For example: Solar power is a good choice because there are many sunny days, there is much free land and it does not pollute the air.
3
Make a table of renewable and not renewable sources.
For example: Renewable – sun, wind, water, biofuel. Not renewable – coal, oil, gas.
4
Write four sentences about an ecosystem (for example a lake or a forest).
For example: A lake is an ecosystem. Fish eat small plants. Birds eat fish. If the water is dirty, all of them suffer.