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Mega-Telescopes - Vision Papers

Description:: Introduction to the recent generation of giant telescopes and the benefits they offer.
Keywords:: array, atacama, atmospheric, candle, constant, distortion, elt, extremely, giant, gsmt, hubble, large, millimetre, mirror, overwhelmingly, owl, paper, segmented, standard, telescope, vision,

Hits:143
Rated 1 out of 5 stars

Madgeburg Hemispheres

Description:: 300 years ago, Otto von Guericke arranged a demonstration in Magdeburg, Germany to demonstrate the air pump which he had invented. He made two hemispherical iron vessels which could be put together to form an airtight enclosure. After pumping air out with
Keywords:: atmospheric, guericke, hemisphere, hyperphysics, madgeburg, otto, pressure, vacuum, von,

Hits:211
Rated 1 out of 5 stars

Crushing Coke Can

Description:: A nice demonstration using a simple Coke can of atmospheric pressure.
Keywords:: atmospheric, hyperphysics, pressure, vacuum,

Hits:216
Rated 1 out of 5 stars

Lightning

Description:: Models for the charge buildup which leads to lightning discharges suggest a buildup of a strong negative charge layer near the bottom of the cloud and the formation of a positive ground shadow. When the buildup is large enough to produce ionization of the
Keywords:: atmospheric, charge, current, discharge, hyperphysics, lightning, structure, tripolar, voltage,

Hits:155
Rated 1 out of 5 stars

NOVA: Atmospheric Pressure

Information about factors affecting atmospheric pressure

Description:: From the companion Web site to several recent NOVA programs on Mt. Everest, including "Lost on Everest" and "Everest: The Death Zone," originally broadcast in 1998. This page looks at atmospheric pressure at high altitudes.
Keywords:: air, altitude, atmospheric, mountain, pressure,

Hits:175
Rated 3 out of 5 stars

Atmospheric Pressure

Description:: The fundamental SI unit of pressure is the Pascal (Pa), but it is a small unit so kPa is the most common direct pressure unit for atmospheric pressure. 1 mm Hg is an old unit of pressure corresponding to the weight per unit area of a column of mercury (Hg
Keywords:: atmosphere, atmospheric, barometer, mercury, mmhg, pascal, pressure,

Hits:238
Rated 1 out of 5 stars

Boiling Point

Description:: The boiling point is defined as the temperature at which the saturated vapor pressure of a liquid is equal to the surrounding atmospheric pressure.
Keywords:: atmospheric, boiling, hyperphysics, point, pressure, saturated, vapour,

Hits:205
Rated 1 out of 5 stars

Crushing Steel Drum

Description:: A nice demonstration using a simple steel drum of atmospheric pressure.
Keywords:: atmospheric, hyperphysics, pressure, vacuum,

Hits:202
Rated 1 out of 5 stars

Sucking an egg into a bottle

Description:: From Reeko's Mad Scientist Lab instructions on how to suck an egg into a bottle.
Keywords:: activity, air, atmospheric, bottle, egg, gas, home, pressure,

Hits:209
Rated 1 out of 5 stars

STFC Interesting facts - the atmosphere

Interesting facts about the atmosphere from the Science, Technology and Facilities Council

Description:: Interesting facts about the atmosphere from the Science, Technology and Facilities Council
Keywords:: atmosphere, atmospheric, atmospherics,

Hits:77
Rated 3 out of 5 stars

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