Scientific inquiry
refers to the various methods through which scientists investigate the natural
world and propose explanations based on the evidence gathered. Students'
actions that promote knowledge and understanding of scientific principles, as
well as an understanding of how scientists examine the natural world, are
referred to as inquiry. There are two basic functions of scientific inquiry.
For starters, it explains how scientific investigation is carried out in
practice. Second, it explains why scientific inquiry is successful in achieving
genuine knowledge at the end of the process. Scientific inquiry expands beyond
the formation of procedural skills like observing, inferring, classifying,
predicting, measuring, questioning, interpreting and analyzing data, which must
all happen in the right order for genuine scientific inquiry to take place.
Also, scientific inquiry refers to the combination of traditional science
techniques with scientific understanding, critical thinking, and scientific
reasoning in order to acquire scientific knowledge.
TESTING HYPOTHESIS
A
hypothesis may be a proposed solution to clarify an unexplained occurrence that
does not fit into a current accepted scientific theory within the world. The
essential premise of a hypothesis is that no outcome is predetermined. To be
called a scientific hypothesis, a hypothesis must be able to be validated or
rejected through well designed experimentation or observation. Falsifiability
and testability are terms used to describe this. Deriving predictions from
hypotheses about the results of future tests, and then doing those experiments
to check if they support the predictions, is a fundamental role in this step of
the scientific process. In most cases, a hypothesis is written as the form of
“if/then” statement. This statement expresses a possibility (if), and discusses
what might happen as a result of it (then). "May" could also be
included in the phrase. For example, “if sugar causes diabetes, then people who
eat a lot of sweets may be more prone to diabetes”.
Another
example, to denote a kind of scientific hypothesis is “if CFL bulbs are harmful
to human skin, then maybe CFL bulbs is a cause of skin cancer”. These examples
can be identified as conditional statements, and these conditions are testable
ones. So, depending on the situation, it can be valid or not. To assure the
experiment's integrity and veracity, a hypothesis is frequently checked by
multiple scientists. This procedure can take many years, and many theories
never progress further in the scientific method because gathering sufficient
supporting evidence is difficult. But, the majority of formal hypotheses are
made up of concepts that can be linked and their connections tested.
SCIENTIFIC KNOWLEDGE
Science's
goal is to produce scientific knowledge. Scientific knowledge is a broad set of
principles and hypotheses developed using the scientific process to describe a
phenomenon or behavior of interest. Theories are systematic explanations of the
underlying phenomenon or behavior, whereas laws are recognized patterns of
occurrences or behaviors. For example, in physics, the Newtonian Laws of Motion
describe what happens when an object is in a state of rest or motion (Newton’s
First Law), what force is required to move a stationary object or to bring a
moving object to a complete stop (Newton’s Second Law), and what happens when
two objects collide (Newton’s Third Law). These three laws together form the
foundation of classical mechanics, or the study of moving objects. Scientific
study aims to find laws and propose ideas that may be used to explain natural
or social occurrences, or to expand scientific knowledge. It's critical to
recognize that this knowledge could be incomplete or even inaccurate.
Science
is a method of learning about the natural world. The collection of information
gathered via scientific inquiry is also included in the study of science.
Scientists undertake scientific research by providing testable questions that
can be carefully observed and accurate evidence gathered. Then they use a hypothesis,
which means logical reasoning and some imagination to develop a testable idea
along with explanations to explain the concept. Finally, scientists construct
and conduct experiments based on their hypotheses.
Introduction Water quality refers to the physical, chemical, and biological characteristics of water that determine its suitability for various uses, such as drinking, agriculture, industry, and ecosystem health. Assessing water quality is crucial for ensuring the safety of human health and the environment. When it comes to assessing water quality classification, there are various attributes of concern including amount of: aluminum, ammonia, arsenic, barium, cadmium, chloramine, chromium, copper, fluoride, bacteria, viruses, lead, nitrates, nitrites, mercury, perchlorate, radium, selenium, silver, and uranium. Based on these criteria, we can classify water quality using the attribute ‘is_safe’. Measurable criteria (numeric variables) for all above attributes are listed below: Attribute Dangerous (if greater than) Aluminum 2.8 Ammonia 32.5 Arsenic 0.01 Barium 2 ...
THEORIES? Theories can be identified as the explanations of natural or social behavior, event, or phenomenon. A scientific theory, in more formal terms, is a system composed of constructs (concepts) and propositions (the relationship between these constructs), that together give a logical, systematic, and cohesive explanation of a phenomenon of interest, subject to certain assumptions and constraints. A theory should be capable of explaining why things happen, not just describe or predict. We should note that a set of predictors can be used to predict events or behaviors without having to explain why such events occur. While the term "theory" is generally used outside of the scientific community to refer to a simple notion, scientists use it to refer to a widely accepted explanation for an event. In science, the scientific method is an essential section for the creation of various scientific theories that explain empirical (experimental) laws in a scientifically logical man...
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