Post on 22-Dec-2015
Non-renewable Power Resources:Nuclear Power
What is Nuclear Power?What is Nuclear Power?• energy produced from uranium• generated in nuclear reactors• short history of development
Why is Nuclear Power Why is Nuclear Power needed?needed?
• Demand for power resources:– increasing because...
•increasing world population•improving living standard•need more energy for different
uses–commercial– industrial–domestic
Why is Nuclear Power Why is Nuclear Power needed?needed?
• Supply for power resources:– will be used up as main ones
are...•coal & oil•non-renewable
(fossil fuels)
Nuclear PowerNuclear Power
GOOD or BAD ?GOOD or BAD ?
Nuclear Power: AdvantagesNuclear Power: Advantages
• It is ____________-free.
• With no release of smoke, it does not cause ____________ pollution.
• It does not cause ________ rain.
• It does not produce greenhouse gases e.g. ______________ that cause global _________.
pollution
air
acid
carbon dioxidewarming
Nuclear Power: AdvantagesNuclear Power: Advantages
• It does not cause land ____________ as coal mining.
• A small amount of uranium can produce a great amount of ____________. The energy efficiency is ____________ and it is ____________.
pollution
electricityhigh
cheap
Nuclear Power: AdvantagesNuclear Power: Advantages
• There are large amount of uranium in the world and it will not be used up as fast as ____________ fuels like ____________ and ____________.
fossilcoal
oil
Nuclear Power: Nuclear Power: DisadvantagesDisadvantages
• Uranium is a ____________ element.radioactive
Nuclear Power: Nuclear Power: DisadvantagesDisadvantages
• Radiation is harmful to plants, animals and people. Damage is serious when there is ____________ and ____________ in the nuclear power stations.
leakageaccidents
CHERNOBYLCHERNOBYLDISASTERDISASTER
The Chernobyl Nuclear Power The Chernobyl Nuclear Power PlantPlant
The Chernobyl disaster: The Chernobyl disaster: 19861986
The Chernobyl disaster: The Chernobyl disaster: 19861986
The Chernobyl disaster: The Chernobyl disaster: 19861986
The Chernobyl disaster: The Chernobyl disaster: 19861986
Nuclear Power: Nuclear Power: DisadvantagesDisadvantages
• great number of ____________.
• suffer from ____________
• give birth to ____________ children
deaths
cancer
deformed
Nuclear Power: Nuclear Power: DisadvantagesDisadvantages
• Accidents in nuclear power stations also cause serious damage to the ____________. environment
Nuclear Power: Nuclear Power: DisadvantagesDisadvantages
• Radioactive elements can be spread by ____________. wind
Nuclear Power: Nuclear Power: DisadvantagesDisadvantages
• They can ____________ land, water, livestock and ____________. This reduces the ____________ and ____________ supply.
contaminate
cropswater
food
Nuclear Power: Nuclear Power: DisadvantagesDisadvantages
• Nuclear power produces dangerous ____________ waste. It is difficult to find places to store it. People usually put them in ____________ cans. They are then stored in ____________ containers which are buried in the ground or sea bed. Leakage of nuclear waste may cause ___________ pollution.
radioactive
steel
concrete
radioactive
Nuclear Power: Nuclear Power: DisadvantagesDisadvantages
Nuclear Power: Nuclear Power: DisadvantagesDisadvantages
• Building nuclear power stations is ____________ and requires ____________ technology.
• Nuclear power plants require large amount of water for ____________. Hot water released raise the water ____________ and cause ____________ pollution & killing living things there.
expensiveadvanced
cooling
temperaturethermal