NEW
Font size
WorksheetsFracking
Total questions: 11
Worksheet time: 6mins
Fracking is a technique in which a fluid is delicately ejected into the underground.
True
False: a fluid is injected at high pressure.
False: clean water is injected into the underground.
fissures = cracks
No
Yes
Maybe
I don't know !
With the fracking technique, you can also extract crude oil.
Impossible !
Maybe...
Yes
The influx of fracking development brought jobs and tax revenue to rich areas of the USA.
True
False
"At the same time, fracking TRIGGERED concerns about the environment."
TRIGGERED = " a armé "
TRIGGERED = " a fait exploser "
TRIGGERED = " a provoqué "
"One CONCERN is that fracturing underground rocks will allow shale gas to migrate into drinking water."
CONCERN = fear
CONCERN = scared
CONCERN = frightening
Most oil companies and environmental officials agree that accidents are extremely unlikely.
True
False
Drilling is usually done very deep into the Earth's crust, at 7,500 to 8,000 meters.
False: it's done at 1,500 to 2,500 meters.
True
False: it's done at 2,500 to 4,500 meters.
Of course, the citizens are informed of the composition of the fluid that is injected.
Yes: the fluid is composed of water and sand.
No: the citizens don't know the precise composition of the fluid.
Yes, the composition of the fluid is not top secret !
Contaminants leaks never happen.
True
False
Compared to coal, gas is a safer source of energy.
Not so sure !
Yes, without a doubt !
