The buoys also contain weather-sensing devices that test for surface temperatures, subsurface temperatures, wind speed, and other indications of changing weather.
The Iranians openly test-fired 14 surface-to-surface missiles with a range of 2, 000km (1, 250 miles) on Tuesday as part of a 10-day programme of military exercises.
In the 20 or so years I have been playing here at my home ground in Perth, I must admit I had never seen so much grass on the surface of a Test pitch and it was therefore no surprise to hear all the talk and prediction leading into the match.
It lasted just under four hours between charges less than half the stamina of the iPad on the same test and three hours less than the Surface RT.
WSJ: Review of Microsoft's Surface Pro: Hefty Tablet Is a Laptop Lightweight
There was no swing or seam to encourage England's opening bowlers on a much drier surface than seen at the first Test in Chittagong.
But the fact is that these test kits are really designed only to detect surface lead and not the lead that might be imbedded beneath the surface.
"Although we have talked to counties who have played at Headingley this summer, we don't yet have an inkling as to what sort of surface has been prepared for this Test, " Graveney admitted.
So, in terms of detecting the surface lead of the five home lead test kits that you put to the test, how exactly do they work?
The tablet never fell to the floor, though the company did perform a separate drop test inside a controlled chamber, in which the Surface continued to record video even after plummeting three feet.
Panesar claimed 3-10, admittedly against Warwickshire's lower order, but he will make the journey to Cardiff on Monday for the first Test against Australia looking forward to bowling on a surface which is expected to favour spinners.
But in this test, each identical fake flower, regardless of its surface structure, contained a sweet reward of sucrose.
So it ought to be possible to test for the presence of a certain antigen on a surface by dragging a suitable antibody over it, and seeing if it gets stuck going fishing, in effect, on a molecular scale.
The severity of the laboratory test was equivalent to an oblique collision with the rocky surface of the Earth - a comet coming in at an angle of less than 25 degrees from the horizon, rather than head on (perpendicular to the Earth's surface).
Though frustrated on that occasion, Miller was the most impressive player in the opening exchanges, with the fine playing surface and pleasant weather creating the perfect conditions to test the Steelmen for fatigue.
Unlike the disagreements that presumably exist within most other Test nations, any lack of harmony is usually brought to the surface in Pakistan.
The report came after a Cuadrilla site in Lancashire had to stop test fracking in 2011 after two small earthquakes were felt at the surface.
Even Daniel Vettori, who had such a stranglehold over England for much of the Old Trafford Test, could not build pressure against Pietersen and Ambrose, not helped by the slow surface and failing to record a maiden.
Muralitharan, who became the first bowler to take 800 Test wickets on the final day of his Test career last July, would pose a real threat to the England batsmen on a surface which is likely to suit the Sri Lanka slow bowlers.
BBC: Cricket World Cup: Muralitharan ready for England match
Since Russia and the U.S. signed a partial test-ban treaty in 1963, their blasts have been deep below the earth's surface.
On our standard Windows battery rundown test, in which we fix the display brightness and loop a video endlessly to exhaustion, the Surface Pro scored just three hours and 46 minutes, despite having a 42.5Wh battery a third larger than the 31.5Wh pack in the Surface RT.
FORBES: Links 6 Feb: Microsoft's Surface Pro Reviews. Not So Good Actually
If Nadal, looking to defend his French Open crown on his favorite clay surface later this year, can get past Gulbis, he is likely to face his first big test with a possible last eight clash against his great rival Roger Federer , the second seed.
The test can be configured to a unique signature of a disease or virus - such as a protein found on the surface of HIV.
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