However, through free-fall testing, the researchers could quantitatively measure the samara's flight dynamics and use this information to control the samara's autorotation and flight path.
Of course Disneyland also has many exciting rides, from giant swinging ships to terrifying free-fall drops.
I think it means the rate of decline in the economy, which during late last year and the first quarter of this year was like a free-fall, is definitely slowing down.
Fish stocks are in free-fall all over the world, both from overfishing and the aquarium trade.
General Motors' shares went into free-fall on Thursday, dropping 31% after a rating agency threatened to downgrade its debt.
The theoretical background of equivalence principle is briefly given, and the experimental tests of the equivalence principle is discussed in detail, via free-fall method and torsion balance.
There was a few minutes that the aircraft was down down and feeling like free-fall.
An "open window" is not beneficial if you step through and free-fall four stories.
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