10 most difficult weather riddles A list of weather related questions that are most often answered incorrectly Weather quiz Saffir-Simpson scale is used to measure ...Hurricane force. Officially, the Saffir–Simpson hurricane wind scale is used only to describe hurricanes forming in the Atlantic Ocean and northern Pacific Ocean east of the International Date Line. Other areas use different scales to label these storms, which are called "cyclones" or "typhoons", depending on the area.very hard 21% Speed supersonic jetsSpeed supersonic jets7%Shock wave at nuclear explosionShock wave at nuclear explosion50%Hurricane forceHurricane force21%Thunderbolt forceThunderbolt force20%Created by: Tschuka. Statistics based on 225 answers in 3 languages »physics riddles » What cloud is that?Morning Glory cloud. The Morning Glory cloud is a roll cloud, or arcus cloud, that can be up to 1,000 km long, 1 to 2 km high and often only 100 to 200 metres above the ground. The southern part of the Gulf of Carpentaria in Northern Australia is the only known location where it can be predicted and observed on a more or less regular basis due to the configuration of land and sea in the area.very hard 27% Morning Glory cloudMorning Glory cloud27%Kelvin-Helmholtz cloudKelvin-Helmholtz cloud31%AsperitasAsperitas17%Cumulonimbus IncusCumulonimbus Incus23%Created by: Ninjai. Statistics based on 124 answers in 3 languages »clouds riddles » How far away did the lightning strike if it took 3 seconds to hear the thunder?Approx. 1 km. Sound travels through air at 331.2 meters per second, so after 3 seconds it would travel approximately 1 kilometer.very hard 33% approx. 0.3 kmapprox. 0.3 km10%approx. 1 kmapprox. 1 km33%approx. 3 kmapprox. 3 km43%approx. 9 kmapprox. 9 km13%Created by: Ninjai. Statistics based on 813 answers in 2 languages »light riddles » What cloud occurs in the form of 'almost invisible curtain' and gives no rainfall?Cirrostratus is a high-level, very thin, generally uniform stratiform genus-type of cloud, composed of ice-crystals.very hard 35% CirrocumulusCirrocumulus18%CirrostratusCirrostratus35%StratocumulusStratocumulus24%StratusStratus21%Created by: Tschuka. Statistics based on 2496 answers in 2 languages »atmosphere riddles » What clouds produce a drizzle?Stratus. The term stratus is used to describe flat, hazy, featureless clouds of low altitude varying in color from dark gray to nearly white. Stratus clouds may produce a light drizzle or a small amount of snow. These clouds are essentially above-ground fog formed either through the lifting of morning fog or through cold air moving at low altitudes over a region. very hard 38% stratusstratus38%cumuluscumulus16%cumulonimbuscumulonimbus20%cirruscirrus23%Created by: Tschuka. Statistics based on 4484 answers in 3 languages »nature riddles » What is the name of this cloud?Arcus clouds most frequently form along the leading edge or "gust fronts" of thunderstorm outflow; some of the most dramatic arcus formations mark the gust fronts of derecho-producing convective systems. Roll clouds also may arise in the absence of thunderstorms, forming along the shallow cold air currents of some sea breeze boundaries and cold fronts. hard 40% Arcus cloudArcus cloud40%CirrostratusCirrostratus16%StratusStratus12%NimbostratusNimbostratus30%Created by: Tschuka. Statistics based on 4635 answers in 2 languages »nature riddles » The fear of thunder and lightning is called ...Brontophobia is an abnormal fear of thunder and lightning that can be developed both by humans and animals. A person with brontophobia will often feel anxious during a thunderstorm even when they understand that the threat to them is minimal.hard 43% brontophobiabrontophobia43%agoraphobiaagoraphobia18%aerophobiaaerophobia20%cynophobiacynophobia18%Created by: Ninjai. Statistics based on 564 answers in 3 languages »phobias riddles » What cloud is it?Cumulus clouds are clouds which have flat bases and are often described as "puffy", "cotton-like" or "fluffy" in appearance. Cumulus clouds can be formed from water vapor, supercooled water droplets, or ice crystals, depending upon the ambient temperature. They come in many distinct subforms, and generally cool the earth by reflecting the incoming solar radiation. hard 44% cumulonimbuscumulonimbus13%cirruscirrus29%cumuluscumulus44%stratusstratus12%Created by: Tschuka. Statistics based on 5316 answers in 2 languages »sky riddles » In which U.S. region the tornados are most frequent?In the Mid Eastern states. Tornado Alley is a colloquial term for the area of the United States where tornadoes are most frequent. The term was first used in 1952 as the title of a research project to study severe weather in areas of Texas, Oklahoma, Kansas, South Dakota, Iowa, Illinois, Missouri, Nebraska, Colorado, North Dakota, and Minnesota.hard 45% in Californiain California30%in the Mid Eastern statesin the Mid Eastern states45%in the Atlantic coastin the Atlantic coast18%they occur evenly throughout the U.S.they occur evenly throughout the U.S.6%Created by: Ninjai. Statistics based on 8168 answers in 2 languages »natural disasters riddles » What cloud is it?Cumulonimbus, from the Latin cumulus ("storm cloud"), is a dense, towering vertical cloud associated with thunderstorms and atmospheric instability, forming from water vapor carried by powerful upward air currents. If observed during a storm, these clouds may be referred to as thunderheads. Cumulonimbus can form alone, in clusters, or along cold front squall lines. These clouds are capable of producing lightning and other dangerous severe weather, such as tornadoes. hard 46% stratusstratus7%cumuluscumulus36%cumulonimbuscumulonimbus46%cirrostratuscirrostratus9%Created by: Tschuka. Statistics based on 5862 answers in 2 languages »nature riddles » Play weather quiz and see all the questions.