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Vector generated image of A Barometer:A barometer is an instrument used to measure atmospheric pressure. It can measure the pressure exerted by the atmosphere by using water, air, or mercury. Pressure tendency can forecast short term changes in the weather. Numerous measurements of air pressure...
السمات:
Barometer pressure meter atmospheric measuring instrument pressure air |
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Vector generated image of chimney:IA chimney is a structure for venting hot flue gases or smoke from a boiler, stove, furnace or fireplace to the outside atmosphere. Chimneys are typically vertical, or as near as possible to vertical, to ensure that the gases flow smoothly, drawing air into the...
السمات:
chimney factory smoke house smoke house industry pollution city Exhaust smoke stack |
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Vector generated image of Nitrogen:Elemental nitrogen is a colorless, odorless, tasteless and mostly inert diatomic gas at standard conditions, constituting 78% by volume of Earth's atmosphere. .The element nitrogen was discovered by Daniel Rutherford, a Scottish physician, in 1772....
السمات:
Nitrogen periodic element inert gas Daniel Rutherford DNA RNA |
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3D render image of Mars:Mars is the fourth planet from the Sun in the Solar System. The planet is named after Mars, the Roman god of war. It is also referred to as the "Red Planet" because of its reddish appearance, due to iron oxide prevalent on its surface. Mars is a terrestrial...
السمات:
mars Astronomy galaxy planets stars universe astrophysics |
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Vector generated Image of Reed Switch: A Reed Switch is a small metal vane mounted inside an evacuated glass tube. When a magnetic field is brought close to the glass tube, the vane deflects one direction to touch a small electrode and to make an electrical contact. When the magnetic field is...
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reed switch |
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Vector generated Image of Smart Q Breathing Rate Belt:The Breathing Rate Belt is used with the Smart Q Differential Gas Pressure Sensor (±10 kPa range) to measure breathing rate. The Breathing Rate Belt is a wide nylon belt that can be wrapped around a persons abdomen or chest region. Fitted...
السمات:
breathing rate belt Smart Q Breathing rate belt |
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Vector generated Image of A Bourdon gauge uses a coiled tube, which, as it expands due to pressure increase causes a rotation of an arm connected to the tube. In 1849 the Bourdon tube pressure gauge was patented in France by Eugene Bourdon. The pressure sensing element is a closed coiled tube...
السمات:
Bourdon Gauge eugene bourdon |
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Vector generated Image of Comet in the Night:A comet is a Small Solar System Body that orbits the Sun. When close enough to the Sun, a comet exhibits a visible coma (fuzzy "atmosphere"), and sometimes a tail, both because of the effects of solar radiation upon the comet's nucleus....
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comet comet in night |
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Vector generated Image of Rock Cycle:The rock cycle is a fundamental concept in geology that describes the dynamic transitions through geologic time among the three main rock types: sedimentary, metamorphic, and igneous. As the diagram to the right illustrates, each type of rock is altered or...
السمات:
rock cycle rock layer formation process of rock formation rock formation |
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Painting of Rock cycle:The rock cycle is a fundamental concept in geology that describes the dynamic transitions through geologic time among the three main rock types: sedimentary, metamorphic, and igneous. As the diagram to the right illustrates, each type of rock is altered or destroyed when it...
السمات:
Rock cycle rock formation |
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Painting of Guttation:Guttation is the appearance of drops of xylem sap on the tips or edges of leaves of some vascular plants, such as grasses. Guttation is not to be confused with dew, which condenses from the atmosphere onto the plant surface.At night, transpiration usually does not occur...
السمات:
Guttation crying plants |
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Vector Generated Image of Air pollution By Vehicles:Air pollution is the introduction of chemicals, particulate matter, or biological materials that cause harm or discomfort to humans or other living organisms, or damages the natural environment, into the atmosphere. The atmosphere is a complex,...
السمات:
Air pollution By Vehicles Air pollution Car Smoking car Car polluting the air with smoke |
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Vector Generated Image of Air pollution By Industries:Air pollution is the introduction of chemicals, particulate matter, or biological materials that cause harm or discomfort to humans or other living organisms, or damages the natural environment, into the atmosphere. The atmosphere is a...
السمات:
Air pollution By Industries Air pollution Factory industry chimney smoke |
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Vector Generated Image of Sandstorms are caused by strong winds blowing over loose soil or sand, and picking up so much of that material that visibility is reduced. In desert regions at certain times of the year, sandstorms become more frequent because the strong heating of the air over the...
السمات:
Sand storms dust storms desert storms |
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