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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

What are the months of the year in order starting with January?

January
February
March
April
May
June
July
August
September
October
November
December

What are modules in space?

Modules in space refer to individual components that make up a spacecraft or a space station. These modules can include living quarters, laboratories, or equipment that serve specific functions in space. Modules can be connected together to create a larger structure that can support astronauts and scientific research in space.

What can you do if you double major in biology and forensic chemistry?

With a double major in biology and forensic chemistry, you could pursue a career in forensic science, forensic biology, toxicology, environmental science, or pharmaceuticals. This combination of majors could provide you with a strong foundation to work in various fields such as crime scene investigation, DNA analysis, drug analysis, or research laboratories. It may also open up opportunities in academic research or further study in graduate programs related to these fields.

What percentage of the worlds population have multi-colored eyes?

Approximately 2% of the world's population have multi-colored eyes, a condition known as heterochromia. This can result in eyes with two different colors or specks of different colors within the same eye.

Were there lights in 1893?

Yes, electric lights were already in use in 1893. The widespread adoption of electric lighting had started in the late 19th century, so it was common to see electric lights in cities and homes by that time.

Why was Cozco important?

Cuzco (also spelled as "Cozco") was an important city in the Inca Empire because it was the capital and political center of the empire. It was considered the most important city in the Inca civilization and was a hub of religious, cultural, and administrative activities. Cuzco was strategically located in the Andes mountains, allowing the Incas to establish control over a vast territory.

Who helped solidify scientific method and improved the telescope?

The recent discovery in astronomy, is that Pluto is no longer a planet. Because the mass of Pluto is far less than the mass of other planets in our solar system, they have decided to take the title "planet" away from Pluto. But because it is still much bigger than any meteor or astroide, they have decided to name it a sub-planet.

What is a vast collection of stars?

A vast collection of stars is called a galaxy. Galaxies are massive systems that contain stars, planets, gas, dust, and dark matter, held together by gravity. The Milky Way is an example of a galaxy that contains our solar system.

Did scientists support Dobereiners theory?

Some scientists supported Johann Dobereiner's theory of triads, which suggested that certain elements had similar properties and could be grouped together. However, the theory was later replaced by the modern periodic table developed by Dmitri Mendeleev.

What tube carries blood away from the kidney?

The kidney receives blood through two renal arteries. One artery supplies blood to left kidney while the other supplies blood to the right kidney. Within the kidney, each artery branches out into arterioles and finally the afferent arterioles.

What are the three physical zones of the environment?

The three physical zones of the environment are terrestrial (land-based), aquatic (water-based), and aerial (air-based). These zones provide habitats for various organisms and play a crucial role in maintaining ecological balance.

Is a bubble man made or natural?

Bubbles can be created both naturally and artificially. Natural bubbles can be formed by processes like gas release in mud or bodies of water. However, the bubbles you commonly see from soap or bubble-blowing devices are man-made.

What three things make up magma?

Magma is composed of three main components: liquid (molten rock), solid crystals, and gases (such as water vapor and carbon dioxide). The composition of magma varies depending on factors like temperature, pressure, and chemical composition of the rock melting to form it.

How many cells are in an orange?

On average, an orange contains around 11-14 segments, with each segment containing 2-4 cells. This means an orange can have anywhere from 22 to 56 cells.

Why are the colors in the electromagnetic spectrum put in that order?

The colors in the electromagnetic spectrum are put in that order based on their wavelengths. Shorter wavelengths correspond to higher frequencies and are seen as violet, while longer wavelengths correspond to lower frequencies and are seen as red. This progression follows the visible light spectrum from shortest to longest wavelengths.

What are the earth's 10 most common elements?

In the Earth's crust, the most common elements are:

Oxygen 46.1%

Silicon 28.2%

Aluminum 8.23%

Iron 5.63%

Calcium 4.15%

Sodium 2.36%

Magnesium 2.33%

Potassium 2.09%

Titanium 0.565%

Hydrogen 0.14%

In the atmosphere, the most common elements are Nitrogen and Oxygen.

Since the core of the Earth is believed to be mostly iron, that would be the most common element in the entire planet.

What is the most important organelle in a cell and why?

The neucleus and neucleolus because it's where DNA is retained and is where DNA undergoes the first steps of protien synthesis which is essential for life. As well as this without this organelle there'd be no-where to 'house' our DNA and without the genes in the DNA you, me and everyone wouldn't exist and neither would this question.

Is alpha methyl-d- glucoside a reducing sugar?

No, it is not a reducing sugar. A reducing sugar needs to be in equilibrium with an open chain form so that the aldehyde can get oxidised. This only occurs in hemiacetal sugars. Glucoside has an aldehyde instead and so is not in equilibrium with an open chain form.

Is polyethylene a natural or man made source?

Polyethylene is a man-made material that is produced from ethylene, which is a derivative of natural gas or crude oil. It is a widely used type of plastic in various industries due to its flexibility, durability, and resistance to moisture.

Why does speed of light increase after passing through water?

The speed of light depends on the electrical properties of whatever substance

it's in. It has nothing to do with what substance it used to be in before, or what

substance it's going into next. -- If it goes from air into vacuum, its speed increases.

-- If it goes from air into water, its speed decreases.

-- If it goes from water into air, its speed increases.

-- If it goes from water into diamond or jello, its speed decreases.

How can the study of a frog contribute to the study of human biology?

Studying frogs can provide insights into fundamental biological processes that are conserved across species, including humans. By understanding the similarities and differences in the biology of frogs and humans, researchers can gain valuable knowledge about embryonic development, genetics, physiology, and disease processes that can ultimately be applied to the study of human biology and medicine. Frogs are often used as model organisms in research due to their biological similarities to vertebrates, making them a valuable tool for studying various aspects of human biology.

What is an observation or remark?

An observation is a statement based on something that is seen, heard, or noticed. A remark is a spoken or written comment or opinion about something. Both observations and remarks are typically used to describe or comment on a situation or experience.

Is colloid a mixture where no setting happens?

A colloid is a type of mixture where tiny particles are suspended in a medium, such as a liquid or gas, but do not settle out over time. The particles are evenly dispersed throughout the medium, resulting in a stable suspension.

Does the solubility of solute increase in hot or cold water?

Generally, the solubility of solute increases in hot water. This is because higher temperatures increase the kinetic energy of molecules, allowing them to overcome intermolecular forces and mix more easily. However, there are exceptions and some solutes may be more soluble in cold water due to specific interactions.

What is a mutation in a cell?

a mutation in a cell is when there is like a problem with the cell. A mutation can also be like when there are problems with the cell while duplicating like if one of the genes is added to the sex cell. An example is like downs syndrome. Hopefully this helped.