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Social Sciences

The study of human society and of individual relationships in and to society.

5,538 Questions

What plants found in frigid zones?

Some plants found in frigid zones include Arctic moss, Arctic willow, Arctic poppy, lichens, and alpine plants like saxifrage and heather. These plants have adaptations to survive the extreme cold temperatures and short growing seasons of frigid regions. They play a crucial role in maintaining the delicate ecosystems of these environments.

What is a nodal point?

A nodal point refers to a point in an optical system such as a camera lens where light rays intersect without creating any lateral displacement in the image. It is important in photography for ensuring that panoramas stitch together seamlessly.

What are the six steps in the scientific method?


  • Ask a Question
  • Do Background Research
  • Construct a Hypothesis
  • Test Your Hypothesis by Doing an Experiment
  • Analyze Your Data and Draw a Conclusion
  • Communicate Your Results

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Question: The scientist then raises a question about what (s)he sees going on. The question raised must have a "simple," concrete answer that can be obtained by performing an experiment. For example, "How many students came to school today?" could be answered by counting the students present on campus, but "Why did you come to school today?" couldn't really be answered by doing an experiment. Hypothesis: This is a tentative answer to the question: a testable explanation for what was observed. The scientist tries to explain what caused what was observed. Prediction: Next, the experimenter uses deductive reasoning to test the hypothesis. Testing: Then, the scientist performs the experiment to see if the predicted results are obtained. If the expected results are obtained, that supports (but does not prove) the hypothesis.

In science when testing, when doing the experiment, it must be a controlled experiment. The scientist must contrast an "experimental group" with a "control group". The two groups are treated EXACTLY alike except for the ONE variable being tested. Sometimes several experimental groups may be used. For example, in an experiment to test the effects of day length on plant flowering, one could compare normal, natural day length (the control group) to several variations (the experimental groups).

When doing an experiment, replication is important. Everything should be tried several times on several subjects. For example, in the experiment just mentioned, a student scientist would have at least three plants in the control group and each of the experimental groups, while a "real" researcher would probably have several dozen. If a scientist had only one plant in each group, and one of the plants died, there probably would be no way of determining if the cause of death was related to the experiment being conducted.

The experimenter gathers actual, quantitative data from the subjects. For example, it's not enough to say, "I'm going to see how the dog reacts in this situation." Rather, in that experiment, the scientist might have a list of certain behaviors, and record how often each of the dogs tested exhibits each of those pre-defined behavior patterns. Data for each of the groups are then averaged and compared statistically. It's not enough to say that the average for group "X" was one thing and the average for group "Y" was another, so they were different or not. The scientist must also calculate the standard deviation or some other statistical analysis to document that any difference is statistically significant.
http://Biology.clc.uc.edu/Courses/bio104/sci_meth.htm


What are the phyisics principle in biomedical technology?

Some key physics principles in biomedical technology include imaging techniques like MRI and X-rays that leverage principles of electromagnetism and radiation, as well as the use of ultrasound based on principles of wave propagation. Additionally, principles of fluid dynamics are important in medical devices like dialysis machines and ventilators, which rely on the movement of fluids and gases. Finally, principles of mechanics and materials science are crucial in the design of prosthetics and implants to ensure their functionality and compatibility with the human body.

Does the temperature of a gas decrease when the volume increases?

Yes, if the gas is not in a closed container it will expand when the temperature is increased. If it is in a closed container, it cannot expand, so the pressure inside the container will increase.

Words with eco in it?

Eco- used as a prefix for words that relate to ecology or to the environment. Product or merchandise that name with "eco" usually means it's environment friendly.

http://EcoHomeResource.com

How can you conserve aluminum?

You can conserve aluminum by recycling it, using reusable aluminum products, and avoiding single-use aluminum items like cans and foil. Additionally, reducing overall consumption of products that require aluminum packaging or components can also help conserve this resource.

Which social science could also be associated with natural science?

Environmental science is a social science that can also be associated with natural science. It explores the interactions between humans and the environment, incorporating elements from fields such as biology, chemistry, and geology to study environmental issues.

What geography-related goal most motivated 19the-century European imerialists?

The desire for strategic military positioning, access to resources such as raw materials and markets, and the spread of their cultural influence were the main geography-related goals that motivated 19th-century European imperialists.

What is symbiotic relationship between libraries and education?

Libraries support education by providing resources such as books, databases, and digital materials for students and educators. In turn, education institutions promote the use of libraries to enhance research, learning, and critical thinking skills among their stakeholders. This symbiotic relationship helps to foster a culture of lifelong learning and academic excellence.

What is the population of new haven?

As of the 2020 census, the population of New Haven, Connecticut, was approximately 131,000 residents.

What is Co in the periodic table?

The chemical symbol Co is the symbol for cobalt. Don't confuse this with CO, which is carbon monoxide.

What are the major components of a DNA molecular subunit?

The major components of a DNA molecular subunit are a phosphate group, a deoxyribose sugar molecule, and a nitrogenous base (adenine, thymine, cytosine, or guanine). These components combine to form a nucleotide, which is the building block of DNA molecules.

The angle of difference between the geographic and magnetic poles is called the declination How does the declination change as you move north from where you live?

The angle between the geographic and magnetic poles extends more towards the east, as you move to the north. The magnetic pole is actually near Greenland.

A major cause for the rapid growth of business was what?

The major cause for the rapid growth of business was the Industrial Revolution, which introduced new technologies, processes, and infrastructure that increased productivity and efficiency. This led to the expansion of markets, mass production, and the development of new industries.

What is difference between osmosis and diffusion?

diffusion is the movement of particles form a region of higher concentration to a region of lower concentration. whereas osmosis is the movement of WATER MOLECULES from a region of higher WATER POTENTIAL to a region of lower WATER POTENTIAL through a PARTIALLY PERMEABLE MEMBRANE. :D

What is one that thermal energy can be transferred between two objects?

I think the question that was meant to be asked was "What is one that thermal energy can be transferred between two objects"

There are three means of heat transfer. One is conduction, which occurs when two objects are touching each other directly, and their temperatures will eventually equalize assuming that it is a closed system(meaning no heat is being added to the objects, and none is being taken away).

A second is called radiation, which occurs when heat is transmitted, usually through some sort of light, between two objects. The sun heats the earth in this way.

A third is called convection. This occurs when some sort of medium (such as air or water) is circulated in a current from a warm object to a cool object. To see this in action, boil a cup of water with white rice in it. The rice will rapidly rise to the top of the cup, and then it will fall back to the bottom. The water is the current here, the rice is only there to make the current more visible. Once the water is boiling the rice will move really fast.

Hope this helps!

In which type of tissue does photosynthesis take place in a leaf?

Photosynthesis takes place in the palisade mesophyll cells located in the upper layer of the leaf known as the palisade layer. These cells are densely packed with chloroplasts, which are the organelles responsible for carrying out photosynthesis.

What are the raw materials used for puffed rice?

I want to knkow which type of rice is used for making Puffed Rice...There is a Different type of rice available in the market so i want to about the type & any one know how to make Puffed Rice plz Guide also.

What is the define the focal length of a convex lens?

The focal length of a convex lens is the distance between the lens and its focal point, where parallel rays of light converge after passing through the lens. It is a key parameter that determines the magnification and size of the image produced by the lens. The focal length is typically measured in millimeters.

The rapid growth of population in cities caused problems with?

Some of the problems included gentrification and racial intolerances, severe overpopulation such as was found in New York City's Lower East Side tenements, barely-controllable disease, and unharnessed crime. Mass-transit systems encouraged commuting.

Why are dichotomous keys useful to scientist?

They are useful to scientist, because using the specific description of some organisms the scientist can find out which organisms, like insects, flowers or animals are which. Example: if I give you this descripition, like this animal has hooves, fur, 4 legs, a fur tail and a smooth skin, you can infer that I am talking about a Buffalo.

I hope this answer would answer your questions.

How many millimeters in 12 cm?

There are 120 millimeters in 12 centimeters. 12 centimeters x 10 millimeters/1 centimeter = 120 millimeters 1 centimeter = 10 millimeters