Grade 8 Renewable Resources
By John Lanser
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Last updated about 4 years ago
14 Questions
PowerPoint on Renewable resources
Answer the questions below using the PowerPoint as a resource.
You may NOT copy and paste. Type the answer. Use your own words.
7
1.
Refer to slide 2
List 7 different types of renewable energy resources together with their source.
Refer to slide 2
List 7 different types of renewable energy resources together with their source.
3
2.
Refer to slide 4
Explain how solar power stations generate electricity.
Refer to slide 4
Explain how solar power stations generate electricity.
8
3.
Refer to slide 5
Tabulate 4 advantages and 5 disadvantages of using solar power.
Refer to slide 5
Tabulate 4 advantages and 5 disadvantages of using solar power.
6
4.
Refer to slide 6
Complete the missing words:
Unlike fossil fuels and solar energy, there is no need for a b_____________ in a wind turbine.The wind turns the turbine d___________, no s_______ is required.Wind energy is very l ___ power so you need many wind turbines to meet the same energy requirements as a fuel-burning power station.You need to find an a large a______ of land, away from settlements because of the n_______,
and it obviously has to be w___________!
Refer to slide 6
Complete the missing words:
Unlike fossil fuels and solar energy, there is no need for a b_____________ in a wind turbine.
The wind turns the turbine d___________, no s_______ is required.
Wind energy is very l ___ power so you need many wind turbines to meet the same energy requirements as a fuel-burning power station.
You need to find an a large a______ of land, away from settlements because of the n_______,
and it obviously has to be w___________!
10
5.
Refer to slide7
Tabulate 4 advantages and 6 disadvantages of using wind power.
Refer to slide7
Tabulate 4 advantages and 6 disadvantages of using wind power.
6
6.
Refer to slide 8
Complete the missing words:
The S_____________ produces the w_________ and the wind causes w___________.Waves can be used to turn t___________ directly and generate electricity.Wave energy is r____________. No air pollution is produced such as sulphur dioxide or nitrogen oxides that cause acid rain. It is also cheap to run once built.
The problems are that it is expensive to set up. There are few areas suitable, it can kill flora and fauna and the energy you get is very l___________ power.
Refer to slide 8
Complete the missing words:
The S_____________ produces the w_________ and the wind causes w___________.
Waves can be used to turn t___________ directly and generate electricity.
Wave energy is r____________. No air pollution is produced such as sulphur dioxide or nitrogen oxides that cause acid rain. It is also cheap to run once built.
The problems are that it is expensive to set up. There are few areas suitable, it can kill flora and fauna and the energy you get is very l___________ power.
1
7.
Refer to slide 9
Complete the missing words:
The M_________ causes the t________. This causes the level of the sea to rise and fall.This movement of the sea can be used to turn turbines directly and generate e__________.Tidal energy is r______________ and non-polluting. It is cheap to run once built.The problems are that it is e ____ to set up. There are few areas suitable, it can killflora and fauna and the energy you get is very l___________ power.
Refer to slide 9
Complete the missing words:
The M_________ causes the t________. This causes the level of the sea to rise and fall.
This movement of the sea can be used to turn turbines directly and generate e__________.
Tidal energy is r______________ and non-polluting. It is cheap to run once built.
The problems are that it is e ____ to set up. There are few areas suitable, it can kill
flora and fauna and the energy you get is very l___________ power.
3
8.
Refer to slide 10
Complete the missing words:
This is where you burn o_________________matter, be it plant or animal.The reason it is classed as r __________________ is that you can reproduce this matter relatively quickly. For example, you can just grow some more plants.However you do require a l ___________ area of land.
Refer to slide 10
Complete the missing words:
This is where you burn o_________________matter, be it plant or animal.
The reason it is classed as r __________________ is that you can reproduce this matter relatively quickly. For example, you can just grow some more plants.
However you do require a l ___________ area of land.
4
9.
Refer to slide 11
Explain how Geothermal energy is generated.
Refer to slide 11
Explain how Geothermal energy is generated.
5
10.
Refer to slide 11
Tabulate 3 advantages and 2 disadvantages of using Geothermal energy.
Refer to slide 11
Tabulate 3 advantages and 2 disadvantages of using Geothermal energy.
4
11.
Refer to slide 12
Explain how Hydroelectricity is generated.
Refer to slide 12
Explain how Hydroelectricity is generated.
10
12.
Refer to slide 13
Tabulate 5 advantages and 5 disadvantages of using Hydroelectricity.
Refer to slide 13
Tabulate 5 advantages and 5 disadvantages of using Hydroelectricity.
4
13.
Renewable energy resources are expensive. Explain why if we continue using fossil fuels the world will find itself in a great deal of trouble. Mention the type of trouble.
Renewable energy resources are expensive. Explain why if we continue using fossil fuels the world will find itself in a great deal of trouble. Mention the type of trouble.
1
14.