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Scientific Method

The scientific method is the basis of scientific investigation. A scientist will pose a question and formulate a hypothesis as a potential explanation or answer to the question. The hypothesis will be tested through a series of experiments. The results of the experiments will either prove or disprove the hypothesis. This category should contain questions and answers regarding the scientific method.

4,392 Questions

When determining your options you will gather information and make?

Determining your options means, by inference, that you will make decisions based on the information you gather. Note that even if you decide to do nothing, it is still a decision.

What is a valid hypothesis?

A valid hypothesis is one that is testable and rejectable, can be proven true as well as verified without external evidence. It also needs to be accepted by public opinion.

What is slope over distortion?

i believe you mean that the question is to do with the gradient of a line

the gradient of a line is the change in height divided by the change in distance

which is the same as slope divided by distortion

if a man goes up a hill and his height cahnges by 1 metres vertically and he walks horizontally 10 metres then the slope is 1 metre and the distortion is 10 metres.

Gradiend is 1 -10th or 10%.....

What was the effect of the condemnations of 1210-1277?

The Condemnations of 1210 to 1277 allowed scientists to pursue science empirically.

With the beginnings of the university system, standards on education were introduced to Europe. This happened in the 11th and 12th centuries.

In the 12th century, texts of ancient and medieval scientific words were translated into Latin and made available. These included both ancient Greek texts and Arabic. For whatever reason, the universities and their professors decided that they were going to teach strict conformance to Aristotelian science.

The implications of strict Aristotelian science included a halt to scientific advancement beyond what Aristotle knew, and that Aristotle was infallible. The second of these was found unacceptable by the Church, which began investigating into what to do about the situation.

The Condemnations of 1210 to 1277 condemned the teaching that Aristotle was infallible. This freed scientists to go beyond Aristotle. There are historians who believe this was the beginning of modern science.

Why does a variable change in a experiment?

The experimenter changes the independent variable.

The dependent variable changes as a result.

Can you use PTFE to avoid friction in between 2 blocks when running coated material through blocks?

Maybe.
Any lubricant that doesn't react with the surface coating will work between the blocks. Dry lubricants (soaps, graphite, waxes...etc.) or wet lubricants (oil, glycerine, water, soaps...etc.) work well to varying degrees depending on the materials they lubricate and whether the lubricant and the surfaces react adversely under heat and pressure. Consulting a lubrication specialist, (most lubricant manufacturers consult with customers for the best match), for your best results. PTFE can breakdown under high pressure and high temperatures and usually is not great for high speed high temperature operations but works great at low speed and/or low pressure applications, and it does not react adversely with most materials.

Is there a rock in every rock category?

yes there is ther are 3 categories metamorphic,sedimentary,and igneous

Which surface feature forms from the deposition of sand and silt particles?

A delta forms at the point where a river meets the ocean. As river water flows into the ocean, the water slows and sand and silt particles are deposited. This forms the fan-shaped landmass under the water known as a delta.

Want is the aim of hookes law?

Hooke's law was designed to determine the restoring force of a spring, given its spring constant and the displacement of the spring from its equilibrium position. The law is written as follows:

F = -kx;

in which "F" is the restoring force, "k" is the spring constant, and "x" is the spring's displacement.

Why might people be taking the idea of sending viruses into space seriously?

Ask the Native American population about the smallpox virus. We would not want to bring along diseases (viral, fungal, bacterial, etc) that might be able to attack native life should we encounter it.

Also, it complicates the search for life if we introduce contamination--i.e. we send a probe to Mars, return some samples with complex organic molecules, and cannot determine whether it is life from Mars or contamination.

Who invented the Karvonen method?

The Karvonen method was founded by Finnish scientist Dr. M. J. Karvonen in 1957. The method deals with the heart rate reserve and the desired heart rate to burn calories.

Why is there a need to analyze data?

There is no point in collecting data simply for the sake of collecting data. You need to analyse it: summarise it and use key information from it to make some assessments about the data.

What color candle burns slower white yellow blue pink green or black?

None. It's not the color of the candle that determines how quickly it burns -- it's what the candle is made out of.

What scientific attitude did eduardo quisumbing possessed that made him successful?

Eduardo Quisumbing - Filipino Botanist: Filipino botanist, Eduardo Quisumbing was a noted expert in the medicinal plants of the Philippines. He was author of more than 129 scientific articles. many on orchids. Eduardo Quisumbing served as the Director of the National Museum of the Philippines, where he rebuilt the Herbarium. The plant "saccolabium quisumbingii" is named in honor of Eduardo Quisumbing. Eduardo Quisumbing - Awards: 1954 - Distinguished Service Star for outstanding contribution to the field of systematic botany 1966 - Diploma of Merit on Orchidology 1966 - Fellow Gold Medal from the Malaysian Orchid Society 1975 - PhilAAS Most Outstanding Award Source: Answers.com