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The natural sciences are the set of scientific disciplines that are responsible for studying nature and natural phenomena. Its purpose is to explain and discover the laws that govern ...
Chemistry is the science that deals with everything related to matter, that is, everything that has mass and occupies space. Chemistry studies the composition, properties and changes that ...
Risk is the probability that actual harm will occur while hazard is the potential or ability to cause harm. Consider, for example, a knife. In itself it is a danger because ...
DNA is deoxyribonucleic acid and RNA is ribonucleic acid. Both are nucleic acids, macromolecules essential for the life of organisms. The fundamental structure of ...
The genotype is the genetic code of the cells of an organism, which determines the characteristics of an individual. The phenotype is the trait that we can observe, well as a characteristic ...
The branches of physics are the different areas or fields of study of physics. Physics is the science that is responsible for explaining everything that happens in the Universe, which is why it covers a great ...
Organic chemistry studies the structures and reactions of carbon-based compounds and inorganic chemistry studies the properties of all the rest of the elements. Overall, the ...
Mitosis and meiosis are two different forms of cell division in eukaryotic cells, those that have a nucleus. During the cell cycle, the eukaryotic cell undergoes a series of ...
Language is the system of oral or written signs that we use to communicate within a group. Language, for its part, is the ability of all human beings to communicate through ...
A literary text is an artistic, original and subjective work that makes use of rhetorical resources, has a poetic function and lacks a practical purpose. This type of text does not have a ...
Language is a system made up of signs that is used to transmit information. The signs that make up language can be sound (like the sounds that make up words), gestural ...
Communication may vary depending on how the information is transmitted and how it is received by the receiver. According to this, communication can be classified into two large groups: ...
The difference between concave and convex lies in our view of curvature: when the curvature is inward, we say it is concave; when the curvature is outward, we say that ...
Reflection and refraction of light are two physical phenomena that a ray of light can experience. In reflection, the ray of light bounces off a surface, while in refraction the ...
Physical phenomena are those events or events where the composition of the material does not change, that is, it maintains its physical properties. Chemical phenomena are those events that ...
An algorithm is a set of ordered, finite, and delimited instructions that are created in order to systematically describe the execution of a task. Algorithms are commonly used in ...
A map is a total or partial representation of the earth's surface that is made following a metric scale. For this reason, even if it is a symbolic representation of a territory, it is ...
The time zones are a series of 24 sections into which the Earth is divided, using the zero meridian or Greenwich meridian as a reference. In each of these divisions one hour rules ...
Organic compounds are those compounds of biological origin, that is, they are produced by living beings or come from them, hence their name. They are characterized by having carbon ...
Altitude and latitude are two quantities that allow us to measure geographical distances. Altitude, applied to geography, refers to the vertical distance of any land point with respect to ...
Parallels are imaginary circular lines perpendicular to the Earth's axis, and their reference is the zero parallel, or equator. They are used to determine latitude, which is the distance ...
Life is a difficult concept to define in scientific terms; however, we can distinguish between living and non-living beings. The Earth is a cluster of matter and energy that, at some point ...
Matter and energy are part of the Universe: matter gives it structure while energy provides the capacity for change. When the Universe originated, everything was energy ...
A character is a real or fantastic being, endowed with certain characteristics and that is part of a story (which may or may not be based on real events). There are several types of characters in ...
Prose is a freer style of expression, in which we write without adhering to guidelines such as meter, rhyme or cadence. In prose, sentences do not have to rhyme. It's a...
The difference between short story and novel lies in the length, since the story is defined as a short story while the novel is defined as a longer story. What's more,...
Viviparous, oviparous and ovoviviparous animals differ in that the viviparous ones develop in the mother's womb, the oviparous ones in an egg that grows outside the womb and the ovoviviparous ...
The difference between attitude and aptitude is that attitude refers to the temperament of a person facing certain situations and aptitude is the talent, ability or skill that one has in order to...
A strength is the expression of a desirable or positive quality in a person, organization, or event. Weaknesses are unwanted attributes in a person, organization or event, since ...
Qualities are traits of a person, object or circumstance to which we give a positive assessment. Defects are those traits that we usually give a negative feedback to and ...
The branches of psychology are the different areas or fields of study of psychology. As a science, psychology deals with the study of behavior in its different facets. In fact,...
Halloween and Day of the Dead are two celebrations that have different meanings and origins but are celebrated on dates very close to each other, which is why a large number of ...
An organic compound is anything that is based on carbon. Their bonds are covalent, carbon to carbon, or between carbon and hydrogen. It is synthesized mainly by living beings, ...
A classification of acids and bases in chemistry depends on the ionization force of these substances in aqueous medium. Thus: an acid and a base are strong when fully ionized, ...
An acid is a substance that is capable of releasing hydrogen ions (H +) in a solution. However, an acid is also considered a substance that can receive a pair of electrons ...
Acids are compounds that accept electrons or donate protons (H +) in aqueous solutions and Bases are compounds that donate electrons, accept protons (H +) or release hydroxyl ions (OH -) ...
A norm is a collective consensus, created to regulate the behavior of individuals in a society. A rule is a formal guideline of a social or legal nature, the breach of which ...
Advertising and propaganda have in common that they both seek to present, promote and disseminate a message with respect to which they intend to be persuasive, produce a reaction or modify a ...
Nomads and sedentary are human groups that have different ways of life associated with geographic displacement. Nomads are constantly on the move. Instead, the sedentary settle ...
Living things are made up of cells, the basic unit of life. There are many types of cells: according to their evolutionary origin: prokaryotic and eukaryotic cell; according to your requirement ...
A debit card is a financial instrument that allows the user of a bank account to withdraw or use their funds electronically, without the need to use money in ...
