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Clouds

A cloud is a visible body of very fine water droplets or ice particles suspended in the atmosphere at altitudes up to several miles above sea level. They are generally produced by the condensation of water vapor. Other clouds, less commonly seen, are composed of smokes or dusts.

10,186 Questions

Why do surface winds tend to cross the isobars and flow from higher pressure toward lower pressure?

Surface winds tend to cross isobars and flow from higher pressure to lower pressure due to the pressure gradient force. This force results from the difference in pressure between two points, causing air to move from areas of higher pressure to lower pressure in an attempt to equalize the pressure. This creates wind flow perpendicular to the isobars, from areas of high pressure to low pressure.

A vast tropical funnel cloud in the pacific ocean?

The tropical funnel cloud in the Pacific Ocean is likely a waterspout, which is a tornado that forms over water. They are typically weaker than tornadoes over land but can still be dangerous to boats and ships in the area. It is important to stay away from waterspouts and seek shelter if you are in the affected area.

At what altitude does a jetstream occur?

Jet streams can occur at various altitudes, but the strongest and most well-known jet streams, like the polar jet stream and subtropical jet stream, typically occur at altitudes between 20,000 to 40,000 feet in the upper troposphere. These high-altitude, fast-flowing air currents play a significant role in influencing weather patterns.

How can formation of water droplets on the outside of a cold glass on a hot day serve as a model for a cloud formation?

The process of water droplets forming on a cold glass is similar to cloud formation in the atmosphere. In both cases, warm air containing water vapor comes into contact with a cooler surface or air mass, causing the vapor to condense and form droplets. This illustrates how clouds form when warm, moist air rises and cools at higher altitudes, leading to the condensation of water vapor into visible droplets.

Why it is usually colder in clear nights than on nights witch cloudy skies?

Clear nights allow heat to escape into the atmosphere more easily, leading to cooler temperatures. Clouds act as a barrier, trapping heat and preventing it from escaping, resulting in warmer temperatures.

Clouds are an example of this?

Clouds are an example of many things. They belong to the following categories:

fluffy things

things made of water vapor

atmospheric phenomena

objects found in the natural world

objects at high elevation

What type of clouds have ripples arranged in lines?

Altocumulus clouds, specifically altocumulus undulatus, can have ripples arranged in lines. These clouds often occur at mid-level altitudes and are associated with atmospheric instability and turbulence.

Is it true that the air above a region of surface high pressure is normally rising?

No, the air above a region of surface high pressure is typically descending rather than rising. High pressure systems are associated with sinking air, which leads to stable atmospheric conditions and generally fair weather.

What weather that comes with cirrus clouds?

Cirrus clouds are high-altitude clouds composed of ice crystals. They typically indicate fair weather, but their presence can also signal an approaching change in the weather, such as a warm front or the possibility of precipitation within the next 24 hours.

A convection current that blows wind from the cooler sea toward warmer land during the day?

This process is known as a sea breeze. As the land heats up faster than the water during the day, the air above the land becomes warmer and rises, creating an area of low pressure. This low pressure draws in cooler air from above the sea, resulting in a wind that blows from the cooler sea toward the warmer land.

Is a nimbus cloud high or low?

Nimbus clouds can be found at various altitudes in the atmosphere, typically between 6,500 to 20,000 feet. They are associated with precipitation and can be low, mid, or high-level clouds depending on their specific type and height in the sky.

Is a cirrus cloud a rain cloud?

No. Cirrus clouds are very high clouds, and as a result, are composed almost entirely of ice. The suspended ice particles, though of course subject to the effects of gravity, remain aloft due to the high winds that are present at this altitude. Cirrus clouds form at the top of warm, moist air masses where they meet with cold fronts. The temperature change causes deposition or condensation of moisture to occur, forming cirrus clouds. For this reason, cirrus clouds are a somewhat reliable indicator that precipitation is on the way. At the bottom of the frontal interface , nimbostratus clouds are forming, and follow behind cirrus clouds by 12-24 hours. The lag is a result of air density. The cold front is filled with cold, dense air, so the warm front tends to ride up over it. As a result, the top of the warm front is several hours ahead of the bottom.

Example of the proverb - every cloud has a silver lining?

example would be sports. Sports is fun but you loose time, this lost time could be use to do homework. The last example would be braces. The entire treatment might bore you and you might not like it but when your treatment finishes your teeth are perfectly aliened.

What is a puffy type of cloud?

A cumulus cloud is a puffy type of cloud that is typically white or light gray in color and has a distinct billowy shape. Cumulus clouds are commonly associated with fair weather, but can also develop into larger storm clouds.

What happens when water in the air condenses onto tiny pieces of?

When water in the air condenses onto tiny particles, it forms droplets. This process is called condensation and is the basis for cloud formation. The water droplets eventually become large enough to fall as precipitation, such as rain or snow.

How does the temperature change with altitude in the thermosphere?

In the thermosphere, the temperature increases with altitude due to the absorption of high-energy solar radiation by the few particles present in this layer. Despite the high temperatures in the thermosphere, the low density of particles means that the air would feel extremely cold to the touch.

Which star does not appear to move and why?

The north star doesn't appear to move because it is at the tip of the axis of the Earth so we view it as not moving. All stars move because they are full of energy and ready to zoom. The north star is also moving, but since the Earth is spinning so quickly it seems to not be moving. Hope this helps :).

What forms When rising air reaches the condensation level?

When rising air reaches the condensation level, water vapor in the air begins to condense into liquid water droplets. This process forms clouds.

What is the lowest floating type of cloud?

The lowest floating type of cloud is known as stratus clouds. They typically form close to the ground and appear as a blanket of gray or white clouds covering the sky. Stratus clouds are often associated with overcast or foggy weather.

2 types of air masses that form a tornado?

Most often a warm, moist air mass collides with a cool air mass, a cold air mass, or both. However, such a collision alone will only form thunderstorms. Other factors are needed for those storms to produce tornadoes.

When the weather is sunny and bright how is the air pressure?

When the weather is sunny and bright, air pressure tends to be higher. High pressure systems are generally associated with clear skies and calm weather conditions.

How do clouds heat and cool the earth?

The clouds play a role similar to the ozone layer. Ultra violet radiation coming from the sun strikes the clouds and the ozone layer and is repelled back into space allowing only "safe" light waves to hit the Earth. The ground absorbs heat, and then releases it. The rising heat reaches the clouds and is reflected back down to the Earth.

Which process is required to allow a gravitationally-collapsing gas cloud to continue to collapse?

The process required to allow a gravitationally-collapsing gas cloud to continue collapsing is radiative cooling. Radiative cooling removes thermal energy from the gas cloud, facilitating further collapse under the influence of gravity.