Cientistas querem transformar jardinscasa de aposta sem deposito'usina elétrica':casa de aposta sem deposito

31 julho 2015

Transcript

Could your garden casa de aposta sem deposito power your mobile phone?

Scientists at Cambridge University are casa de aposta sem deposito investigating how plants can give us casa de aposta sem deposito sustainable energy.

They do this by collecting casa de aposta sem deposito electrons released naturally by plants and turning them into electricity. You can even create your own algae casa de aposta sem deposito solar panel.

But a lot of work needs to be done to make the process more efficient.

Transcriçãocasa de aposta sem depositoportuguês

O seu jardim pode fornecer energia a seu telefone celular?

Cientistas da Universidadecasa de aposta sem depositoCambridge estão investigando como plantas podem nos dar energia sustentável.

Eles estão fazendo isso ao coletar elétrons liberados naturalmente por plantas e transformando-oscasa de aposta sem depositoeletricidade.

É possível até criar um painel solar com algas.

Mas ainda há muito o que fazer para tornar esse processo mais eficiente.

Vocabulary

casa de aposta sem deposito investigating researching

casa de aposta sem deposito sustainable energy energy created from sources that will not run out, such as wind and the sun

casa de aposta sem deposito electrons tiny parts of atoms that move round the atom's centre and have a negative electrical charge

casa de aposta sem deposito solar panel a piece of equipment that changes energy from the sun into electricity

Exercise

Use one of the words or phrases below to complete each of these sentences from news reports.

Note that you may have to change the form of a word to complete the sentence correctly.

power (verb) / investigating / sustainable energy / electrons / solar panel

1. A bus _________ by cow manure has set a land speed record for a regular bus by driving at 77mph.

Reading Buses' "Bus Hound" was recorded doing a lap speed of 76.785mph (123.57 km/h) at Bedford's Millbrook Proving Ground.

2. "If the _________, those tiny planets of the atomic systems, were induced to combine with the nuclei in the hydrogen the horsepower liberated would be 120 times greater still. There is no question among scientists that this gigantic source of energy exists. "

3. Archaeologists are _________ a mound of burnt material eroding from a cliff on the Jurassic Coast in Dorset.

4. "The Renaissance Dam project represents a source of development for the millions of Ethiopia's citizens through producing green and _________, but for their brothers living on the banks of that very Nile in Egypt, and who approximately equal them in numbers, it represents a source of concern and worry," he said.

5. His family watch television, his six children do their homework without candles. There is no need for expensive kerosene lamps - all because of a single _________ on his tin roof.

"When we started using the solar panels, life changed in a good way," says Mr Lodio.

Answers

Reading Buses' "Bus Hound" was recorded doing a lap speed of 76.785mph (123.57 km/h) at Bedford's Millbrook Proving Ground.

Source: Reading bus powered by cow poo ‘breaks record’ http://www.bbc.co.uk/news/uk-england-berkshire-32805122

2. "If the electrons, those tiny planets of the atomic systems, were induced to combine with the nuclei in the hydrogen the horsepower liberated would be 120 times greater still. There is no question among scientists that this gigantic source of energy exists. "

Source: Winston Churchill and his wartime passion for science http://www.bbc.co.uk/news/science-environment-30915445

3. Archaeologists are investigating a mound of burnt material eroding from a cliff on the Jurassic Coast in Dorset.

Source: Dorset Jurassic Coast 'Bronze Age' mound investigated http://www.bbc.co.uk/news/uk-england-dorset-33517687

4. "The Renaissance Dam project represents a source of development for the millions of Ethiopia's citizens through producing green and sustainable energy, but for their brothers living on the banks of that very Nile in Egypt, and who approximately equal them in numbers, it represents a source of concern and worry," he said.

Source: Egypt, Ethiopia and Sudan sign deal to end Nile dispute http://www.bbc.co.uk/news/world-africa-32016763

5. His family watch television, his six children do their homework without candles. There is no need for expensive kerosene lamps - all because of a single solar panel on his tin roof.