Grade 8 Non Renewable resources
By John Lanser
starstarstarstarstarstarstarstarstarstar
Last updated about 4 years ago
21 Questions
PowerPoint on non-renewable energy.
Answer the questions below using the PowerPoint as a resource.
You may NOT copy and paste. Type the answer. Use your own words.
4
1.
Refer to slide 3
Provide a definition for non-renewable resources and provide 2 examples of each.
Refer to slide 3
Provide a definition for non-renewable resources and provide 2 examples of each.
1
2.
Refer to slide 4
How many different energy resources are part of this scene?
Refer to slide 4
How many different energy resources are part of this scene?
4
3.
Refer to slide 7
What type of energy does the world rely mainly on? Provide examples of this type of
energy.
Refer to slide 7
What type of energy does the world rely mainly on? Provide examples of this type of
energy.
4
4.
Explain what fossil fuels are and why they are useful.
Explain what fossil fuels are and why they are useful.
7
5.
Refer to slides 8 and 9
How do fossil fuels produce electricity?
Refer to slides 8 and 9
How do fossil fuels produce electricity?
2
6.
Refer to Slide 10
In each of the following cases name (i) the input and (ii) the output energy source:When fuel is added and burnt to turn water into steam in the boiler.
Refer to Slide 10
In each of the following cases name (i) the input and (ii) the output energy source:
When fuel is added and burnt to turn water into steam in the boiler.
2
7.
Refer to Slide 10
In each of the following cases name (i) the input and (ii) the output energy source:When steam enters the turbine causing it to turn.
Refer to Slide 10
In each of the following cases name (i) the input and (ii) the output energy source:
When steam enters the turbine causing it to turn.
2
8.
Refer to Slide 10
In each of the following cases name (i) the input and (ii) the output energy source:When the turbine drives the generator.
Refer to Slide 10
In each of the following cases name (i) the input and (ii) the output energy source:
When the turbine drives the generator.
6
9.
Refer to Slides 11
List the order of generating electricity from coal.
Refer to Slides 11
List the order of generating electricity from coal.
4
10.
Refer to slide 12
What waste do fossil fuels produce?
Refer to slide 12
What waste do fossil fuels produce?
5
11.
What can be done to reduce the problems caused by burning fossil fuels? (Research the answer)
What can be done to reduce the problems caused by burning fossil fuels? (Research the answer)
5
12.
Refer to slide 13
Explain what the Greenhouse Effect is.
Refer to slide 13
Explain what the Greenhouse Effect is.
7
13.
Slide 16
What is the difference between Nuclear fuel and Fossil fuel?
Slide 16
What is the difference between Nuclear fuel and Fossil fuel?
5
14.
Refer to slide 17
How is electricity produced from Nuclear Fisson?
Refer to slide 17
How is electricity produced from Nuclear Fisson?
1
15.
Refer to slide 18
What waste does Nuclear power produce?
Refer to slide 18
What waste does Nuclear power produce?
2
16.
Refer to slide 18
Name the highly-radioactive product of the fisson reactions that occur in uranium nuclear fuel and explain why this product poses a very serious threat.
Refer to slide 18
Name the highly-radioactive product of the fisson reactions that occur in uranium nuclear fuel and explain why this product poses a very serious threat.
3
17.
Refer to slide 18
(a) Where can nuclear waste be stored? (b) Where do they store nuclear waste in SA.
Refer to slide 18
(a) Where can nuclear waste be stored? (b) Where do they store nuclear waste in SA.
3
18.
Slide 21
Which type of power station has (a) the shortest and (b) the longest start up time? (c) Which type of power is useful when extra power is needed for a short time?
Slide 21
Which type of power station has (a) the shortest and (b) the longest start up time? (c) Which type of power is useful when extra power is needed for a short time?
3
19.
Refer to slide 22
(a) Why is it difficult for scientist to predict when non-renewable resources will run out?
(b) Provide an example of a new method used to extract natural gases from the ground.
Refer to slide 22
(a) Why is it difficult for scientist to predict when non-renewable resources will run out?
(b) Provide an example of a new method used to extract natural gases from the ground.
9
20.
Refer to slide 23
What are the advantages and disadvantages of burning fossil fuels in power stations to generate electricity?
Refer to slide 23
What are the advantages and disadvantages of burning fossil fuels in power stations to generate electricity?
1
21.
The South African department of Energy has budgeted R300 billion for the development of new nuclear power stations over the next 18 years (to be completed in 2030). Should SA make use of Nuclear Energy? Write a paragraph on whether South Africa should go ahead with the contruction of nuclear power stations or not. Provide reasons.
The South African department of Energy has budgeted R300 billion for the development of new nuclear power stations over the next 18 years (to be completed in 2030). Should SA make use of Nuclear Energy? Write a paragraph on whether South Africa should go ahead with the contruction of nuclear power stations or not. Provide reasons.