Tag: science & technology

This is a factual question about operating systems. 'machintosh' appears to be a misspelling of 'Macintosh', which runs macOS (not Linux). Ubuntu, Debian, and Mandrake are all Linux distributions. Macintosh uses a different kernel (Darwin/BSD) and is not Linux-based.

On the Beaufort Scale of wind force, Force 10 corresponds to 'Storm' (55-63 knots or 102-118 km/h). The scale ranges from 0 (calm) to 12 (hurricane-force). Force 1 is light air, making option A incorrect, while 20 and 100 are not valid Beaufort numbers.

Jet streams are narrow bands of strong winds (typically 100-200 mph) that flow in the upper atmosphere at altitudes of 6-12 miles (about 30,000-40,000 feet). Tsunamis are ocean waves, stingers are biological structures, and tornadoes are ground-level rotating storms.

To solve this question, the user needs to know the definitions of each weather system and how they are classified.

A. Hurricane: A hurricane is a tropical cyclone that occurs in the Atlantic Ocean and northeastern Pacific Ocean.

B. Typhoon: A typhoon is a tropical cyclone that occurs in the northwestern Pacific Ocean.

C. Tropical cyclone: A tropical cyclone is a rotating low-pressure weather system that has organized thunderstorms but no fronts (a boundary separating two air masses of different densities).

D. Tornado: A tornado is a rapidly rotating column of air that is in contact with both the surface of the Earth and a cumulonimbus cloud or, in rare cases, the base of a cumulus cloud.

Therefore, option D which is the Tornado is the smallest amongst all the weather systems listed. Tornadoes have a much smaller size than other weather systems such as hurricanes, typhoons, and tropical cyclones, which can span hundreds of miles and have a significant impact on large regions.

The Answer is: D. Tornado

An isobar is a line on a weather map connecting points of equal atmospheric pressure. Isomers are chemical compounds with the same formula, equator is a latitude line, and median is a statistical or geometric term.

In a rainbow with the traditional seven-color sequence (ROYGBIV), violet is on the inside of the arc and red is on the outside. This happens because violet light is bent more than red light as it passes through raindrops. Green and indigo are intermediate colors, with indigo between blue and violet.

Hurricane Andrew (1992) was a catastrophic Category 5 hurricane that devastated the Bahamas, Florida, and Louisiana in August 1992. The other options are wrong: Andy is a different name, Tsunami and Tornado are weather phenomena, not hurricane names.

A rainbow is always seen opposite the sun. In the afternoon, when the sun is in the west, rainbows appear in the eastern sky. This is because sunlight enters raindrops and is reflected back at approximately 42 degrees from the incoming light direction.