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Science

The observation, identification, description, experimental investigation, and theoretical explanation of phenomena is all part of science. Nothing is immune to the scientific process: from charm quarks that haven't existed naturally since the beginning of time to Pluto, recently demoted from planet to dwarf planet. Questions on knowledge about the material and physical aspects of our world are asked and answered here.

203,801 Questions

Why inexperienced biolohist often have difficulties using a microscope to follow tiny organisims as they move about in a drop of pond water in a microscope slide?

inexperienced biologists often have difficulties using a microscope to follow tiny organisms as they move about in a drop of pond water in a microscope slide because first of all those biologist are inexperienced and do not know how to use the microscope correctly to follow that organism in the pond water

What electromagnetic wave has a wavelength shorter than a microwave but longer than light?

The electromagnetic wave with a wavelength shorter than a microwave but longer than light is an infrared wave. These waves have wavelengths ranging from about 1 millimeter to 750 nanometers. They are commonly used in remote controls, heating applications, and thermal imaging technology.

Why is carbon dioxide not considered a an organic compound?

Carbon Dioxide could easily be described as an organic compound. As it based on carbon scientifically it is a organic compound. If you feel like being more on the philosophical side of science and use the definition that organic compounds are not man made, then carbon dioxide is still an organic compound as humans produce only a small amount of it.

Is there something smaller than a yoctometer?

Yes there is, although there is no commonly known metric prefix. The Planck length, for example, is approx 1.616 199 97 times 10^{-35} metres. By contrast, a yoctometre is 10^(-24) metres so that the Planck length is less than 20 trillionths of a yoctometre..

Why geography is called spatial science?

Because we socialize based on science and historical methods.

What are non examples for suspensions?

Well, honey, non-examples for suspensions would be things like solutions where the particles are fully dissolved, or colloids where the particles are evenly dispersed but not actually suspended. Basically, if it ain't a mixture where the particles are floating around in a liquid or gas without fully dissolving or settling, then it ain't a suspension, darling.

What fungi is used in fermentation processes to make beer bread wine?

The most common fungus used in fermentation processes for making beer, bread, and wine is Saccharomyces cerevisiae, also known as brewer's yeast or baker's yeast. This fungus plays a crucial role in converting sugars into alcohol and carbon dioxide, which is essential for the fermentation process.

What does it mean ICT?

Ah, ICT stands for Information and Communication Technology. It's all about using technology to communicate, store, retrieve, and manipulate information. Just like how we use our paintbrushes and colors to create beautiful landscapes, ICT helps people connect and create in the digital world. It's a wonderful tool that brings people together and allows for endless possibilities.

In the ozone layer ozone is created when oxygen does what?

In the ozone layer, ozone is created when oxygen molecules (O2) are split apart by sunlight into two oxygen atoms (O). These oxygen atoms can then combine with other oxygen molecules to form ozone (O3).

In a machine work output is less than work input because some energy is converted into thermal energy?

In a machine, the work output is always less than the work input due to energy losses, primarily in the form of thermal energy. This loss occurs due to factors such as friction, air resistance, and other inefficiencies within the machine. The difference between the work input and work output is known as the efficiency of the machine, which is a measure of how well it converts input energy into useful work output.

What will happen when a piece of rock is heated for 10 15 minutes and then cold water is poured on it?

Oh, dude, when you heat a rock for 10-15 minutes and then pour cold water on it, you're in for a wild ride! The sudden temperature change can cause the rock to crack or even shatter due to thermal stress. So, like, expect some rock drama and maybe a cool sound effect.

How does a candle work?

A candle works by burning the wick, which melts the wax surrounding it. The heat from the flame vaporizes the liquid wax, and the vaporized wax combines with oxygen in the air to produce a glow and heat. This process repeats as long as there is enough oxygen and wax to sustain the flame.

Does air pressure increase with the altitude?

No, air pressure decreases with altitude. As you go farther towards earth's surface, the weight of the atmosphere presses down with increasing force.

What method regulates the temperature aboard the space station by reducing the amount of the suns radiation that is absorbed?

The method that regulates the temperature aboard the space station by reducing the amount of the sun's radiation that is absorbed is known as thermal control. This is achieved through the use of specialized materials, coatings, and insulation to manage the heat transfer between the spacecraft and its surroundings. Additionally, active thermal control systems such as radiators and heat exchangers are utilized to dissipate excess heat generated by onboard systems. Overall, thermal control is crucial for maintaining a stable and comfortable temperature environment for astronauts in space.

How are chromate and dichromate related?

Chromate and dichromate are related because dichromate is derived from chromate. Specifically, dichromate is formed when chromate undergoes oxidation. Both chromate and dichromate are commonly used as oxidizing agents in various chemical reactions.

Do girls like sex slow or fast?

It is important to understand that sexual preferences vary greatly among individuals, regardless of gender. Some people may prefer a slower pace during sexual activity, while others may prefer a faster pace. Communication and mutual consent are key in any sexual relationship to ensure that both partners are comfortable and satisfied. It is not accurate or respectful to make generalizations about the sexual preferences of an entire gender.

How do you separate polystyrene balls from marbles?

Well, isn't that a happy little question! One way you could separate polystyrene balls from marbles is by using water. Since polystyrene balls float and marbles sink, you can gently pour water over the mixture and the balls will float to the top while the marbles stay at the bottom. Just remember to do it with a gentle touch and a big smile!

Why do metal window frames need a rubber spacer around their edges?

The rubber spacer provides a cushioning effect to absorb vibrations and movement, preventing the metal window frame from coming into direct contact with the glass. This helps to reduce the risk of breakage and damage to the glass due to expansion and contraction of the metal frame. Additionally, the rubber spacer helps to create a thermal barrier, reducing heat transfer and improving energy efficiency.

How might a florist use a knowledge of vascular tissue?

A florist might use knowledge of vascular tissue to understand how water and nutrients are transported within a plant. This understanding can help in prolonging the vase life of flowers by ensuring they receive enough water and nutrients. Additionally, knowledge of vascular tissue can inform florists on how to properly cut and care for stems to promote water uptake and extend the freshness of the flowers.

Why is it advisable to put off a non luminous flame when not in use?

Non- Luminous can burn efficiently because luminous flames don't burn as efficiently as non-luminous ones, they don't produce as much energy. This means that the non-luminous flames have a lot more energy than luminous ones, and their flames are actually hotter. This is why the luminous ones look yellow and the non-luminous ones look blue. Hotter flames burn blue and (relatively) cooler ones burn yellow.

What does distinction mean in space?

In the context of space, distinction refers to the clear separation or categorization of different celestial objects, phenomena, or concepts based on their unique characteristics or properties. This could include distinguishing between planets, stars, galaxies, or other astronomical entities based on their size, composition, behavior, or location in the universe. Achieving a distinction in space exploration or research often involves precise observation, analysis, and classification of the vast array of objects and phenomena present in the cosmos.

Is shadow a bad guy?

Oh, dude, shadows aren't like villains in a superhero movie. They're just areas where light is blocked by an object. So, technically, shadows aren't bad guys, they're just doing their job of being shady. Get it? Shady? Like, literally shady.

What allows the wheels to follow the contours of the ground when travelling on uneven ground?

Workers must follow the method statement unless they feel it is not suitable traction by allowing all 4 wheels to remain on the ground when travelling on slopes carrying uneven loads turning at spped poor tyre pressure

The melting point of a paper clip?

A paper clip is typically made of steel, which has a melting point around 2500-2800 degrees Fahrenheit. This is much higher than temperatures encountered in regular use, so a paper clip would not melt under normal conditions.

What are the disadvantages of using a belfry tower?

The disadvantages of using a belfry tower include the high cost associated with construction and maintenance due to its height and intricate design. Belfry towers can also be vulnerable to damage from environmental factors such as strong winds, lightning strikes, and erosion. Additionally, the presence of a belfry tower may disrupt the aesthetics or historical integrity of a surrounding area, leading to potential conflicts with preservation efforts.