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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 is the freezing point of mixture alkohol and water?

The freezing point of a mixture of alcohol and water will depend on the specific types and amounts of alcohol and water present. In general, adding alcohol to water will lower the freezing point of the mixture compared to pure water. This is because alcohol disrupts the formation of ice crystals in the solution.

What grows slowly and can live for 300 years?

a tree and a lichen decomposer both live a long time.

How long was Yuri gagarins space flight?

Yuri's flight was 108 minutes long he was the first person in space he beat the Americans in the space race between the soviet union and the u.s.a.

What is millicentigrams - dictated repeatedly by doctor in his reports?

"Millicentigrams" is likely a misspelling or mispronunciation of "milligrams," which is a unit of measurement for mass in the metric system. It is possible that the doctor meant to refer to milligrams when dictating their reports.

Is there ice on sodas bay New york?

Sodus Bay in New York does experience ice formation during the winter months due to cold temperatures, but the presence of ice can vary depending on local weather conditions. It is common for the bay to freeze over partially or completely during colder periods.

What forces act in space?

Gravity. Every object exerts a gravitational pull on others. If two particles come into proximity in the near vacuum of space they will be attracted to each other, as they are free from the influence of stronger external forces.

How do you breed garden snails?

Here's a few steps to breeding garden snails:

1: HOME: If you have something like a aquarium, that would be perfect to keep them in, although a large plastic container or pot would do. Fill it about 5 inches deep with soil, then spray it with water.
2: FOOD: A few slices of cucumber and some lettuce leaves will be much appreciated by the snails.
3: ADD SNAILS: Snails are both male and female, so you don't need to worry about getting two of the same sex. Pick two or maybe more adult snails from your garden and put them in their new home.
4: MATING: Spring is probably the best time to do this. Pretty soon after putting the snails together they will begin to mate. To do this they will begin courtship, followed by a thin white arrow going into one snail by another.
5: EGGS: After mating one of the snails will lay some smallish pearly white eggs about 3 inches down in the soil. Keep the soil damp and don't remove the babies from underground.
6: BABIES!: About 3 weeks after being laid the babies will hatch out and dig their way to the surface- they may need a little help [when they're still eggs use a pencil to create a little tunnel from the eggs to the surface] When they hatch they are absolutely tiny and almost see through, and very hungry.
They will need an instant supply of calcium [cuttlefish bone or wet chalk will be good] and some greenery [shredded lettuce or cucumber].
6: GROWING UP: Baby snails grow very quickly, but they will need someone to make sure that they survive to adulthood. Keep them in a little plastic container, spray them lightly every day, clean them out weekly and change their food every other day, and they will grow into big strong adults.

Which organism receives the most energy on the pyramid of energy?

The energy pyramid is a way of gaining a conceptual understanding of energy flow in an ecosystem. There isn't really any animal at the top of the pyramid. Ultimately, the biggest animals die and are consumed by detritivores that would "normally" be placed at the bottom of the pyramid. So it's really a cycle.

Who discovered Hyperion- one of Saturn's moons?

W. Bond, G. Bond, W. Lassell are collectively credited with the discovery, in 1848, of Saturn's moon, Hyperion.

When will the 14th National Science Olympiad exam's results will be announced?

The 14th National Science Olympiad exam results are typically announced within a few weeks to a month after the exam date. It's best to contact the organizers or check their official website for the most accurate and up-to-date information on result announcements.

Who is the father of your modern science?

The father of modern science is often considered to be Galileo Galilei. His contributions to physics, astronomy, and the scientific method were pivotal in shaping the way we understand the natural world today.

Can solid compounds burn in the presence oxygen?

Sort of.

Think of wood - it will burn BUT you must heat it to the point that it vaporizes (because only vapors make flames).

Note that some of the same wood burns without actual flame.

What are some questions about space that have not been answered yet?

  1. What is the nature of dark matter and dark energy?
  2. Are there other forms of life beyond Earth?
  3. How do black holes behave at the center of galaxies?
  4. What is the ultimate fate of the universe - will it continue expanding indefinitely or eventually collapse?

What are cyrstals?

The commonest crystals are snowflakes, table salt, and sugar grains. On a galvanized sheet of iron you'll see zinc crystals forming a pattern.

A crystal is the shape into which a liquid or vapour will naturally freeze.

What are all the functions of all the organelles inside a animal cell?

Necleus-controls the cell and contains genetic info

necleolus-contains RNA

rough er-synthesize proteins

smooth er- synthesize lipids, steroids and morphine, metabolize carbohydrates and steroids

ribosomes-create protien

cytoskeleton-the proteien skeleton of the cell it helps the cell matian its structure and form

golgi appartus-packages protiens and makes vesicles

cytoplasm-the gel like liguid that surround the organelles and fills the cell cavity helps cell matain form

mitochodira-energy making organelle that produces ATP

Vesicle-Transports minerals and wastes and food in the cell

lysosomes-breaks down waste and debris

centrosome-has to do with mitosis

What are examples of open circulatory system?

Examples of organisms with open circulatory systems include arthropods, such as insects, spiders, and crustaceans. In these organisms, the circulatory system does not contain blood vessels; instead, the blood is pumped from the heart into body cavities where it directly bathes the tissues before returning to the heart.

Why are cooler stars red and hotter stars blue?

It may seem counter intuitive, but temperature defines the color of an object and the hotter an object is, the more its color will tend towards the left side of the color spectrum. As someone else said before on this site, thinking about heating a metal rod puts things in perspective. As you heat the rod, it glows red and than bluer in color as it heats up. Also, think about the hottest area of a flame--the flame is hotter at the point where it is blue in color rather than red.

How many different types of lighting strikes are there?

There are three main types of lightning strikes: cloud-to-ground strikes, intra-cloud strikes, and cloud-to-cloud strikes. Cloud-to-ground strikes are the most common and well-known type, where lightning extends from the cloud to the ground. Intra-cloud strikes occur within the cloud itself, and cloud-to-cloud strikes happen between different clouds.

Identify three need of motivation resssess need serch?

  1. Understanding the specific reasons behind why motivation is lacking or wavering.
  2. Re-evaluating goals and ensuring they are still relevant and meaningful.
  3. Seek out new challenges or opportunities for growth and development to reignite motivation.

What kind of moon was it on December 15 1997 a full moon or half moon or a crescent moon?

On the fifteenth of December, year 1997, the moon was in its initiation of its waning (way-ning) sequence, as such, being a Waning Gibbous. Therefore, in response to your question, the waning gibbous of December 15, 1997 it would be closest to a full moon however incorrect to say so. The closest quarter sequence name to give the Waning Gibbous is a last quarter moon.

Who invented pilocarpine?

Pilocarpine is an alkaloid mainly used for the treatment of glaucoma. While it has been in use for over 100 years, it does not have a creator listed.

How fast does the average spaceship go?

The average spaceship can travel at speeds ranging from 17,500 to 25,000 miles per hour (28,000 to 40,000 kilometers per hour) in low Earth orbit. However, speeds can vary significantly depending on the type of spaceship and its purpose.

What is in a scientists journal?

A scientist's journal typically contains detailed records of their research methods, data collected, results obtained, and analyses performed. It may also include interpretations of the findings, references to relevant literature, and ideas for future experiments or studies. Overall, a scientist's journal serves as a comprehensive record of their scientific work.

How long does it take the earth to make one rotation round the sun?

It takes approximately 365.25 days for Earth to make one full rotation around the Sun, which we refer to as a year. This is the basis for our calendar system.