Science Term 3 Flashcards

(10 cards)

1
Q

What are the 3 irragation system?

A

Drip Irragaation, flood irragation and Spray Irragation.

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2
Q

What is biomass?

A

Organic fuel, like animal carcess or food.

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2
Q

what are the advantages of flood irragation?

A

The soil is soaked and the plants get alot of water.

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3
Q

What are the disadvantages of spray irragation?

A

Transpiration will turn the water into gas.

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4
Q

How is hydroelectricity powered?

A

running water turns the turbines and then the turbines power the genarators the create electricity.

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5
Q

Are rocks renewable?

A

No, the process that forms them takes millions of years.

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6
Q

Is solar power renewable?

A

Yes and No, The sun is techniclly non-renewable due to the fact that it will eventaully run out, but it will take billions of years for it to do so.

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7
Q

What is the advantage of drip irragation?

A

There is no chance of evaporation or transpiration due to the plants getting the perfect amount of water.

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8
Q

Is there a disadvantage to drip irragation?

A

No.

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9
Q

What is geothermal energy?

A

Geothermal energy is the heat from the core of earth. The heat/steam is extracted from the core and is used to power turbines that power genarators.

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