# Equasion vs. Equation: Mastering the Correct Spelling

Edited by Janet White || By Harlon Moss || Updated on March 8, 2024

**"Equasion" is incorrect spelling, while "equation" is correct spelling. An equation is a mathematical statement asserting the equality of two expressions, typically involving variables and constants.**

## Which is correct: Equasion or Equation

**How to spell Equation?**

### Equasion is Incorrect

### Equation is Correct

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## Key Differences

Link "equation" with "question," noting the similar ending "tion."

Associate "equation" with "education," both having the "a" before the "t-i-o-n" ending.

Remember that "equation" shares its "tion" ending with many English words, like "station" or "action."

Think of "equation" as a combination of "equal" and "nation," to remember the "a" before "tion."

Connect "equation" with "equal," as both begin with "equ-" and deal with equality.

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## Correct usage of Equation

Can you help me with this algebraic

**?**~~equasion~~Can you help me with this algebraic

**equation**.The

**for calculating speed is distance over time.**~~equasion~~The

**equation**for calculating speed is distance over time.The teacher explained how to balance a chemical

**.**~~equasion~~The teacher explained how to balance a chemical

**equation**.She was struggling to solve the complex

**.**~~equasion~~She was struggling to solve the complex

**equation**.He found an interesting

**in the math textbook.**~~equasion~~He found an interesting

**equation**in the math textbook.## Equation Definitions

An equation can symbolize a balanced or proportional relationship.

The economic equation balanced supply and demand.

In chemistry, an equation represents a chemical reaction with reactants and products.

The chemical equation for water is H2O.

In mathematics, an equation is used as a tool for problem-solving.

Solving the quadratic equation gave two possible solutions.

An equation is a statement of equality between two mathematical expressions.

The equation x + 2 = 5 can be solved for x.

An equation can express a theoretical concept in physics or other sciences.

Einstein's equation E=mc^2 relates energy and mass.

The act or process of equating or of being equated.

The state of being equal.

## Equation Sentences

Einstein's equation E=mc^2 describes the relationship between energy and mass.

The equation x^2 - 4 = 0 has two solutions, x = 2 and x = -2.

The equation for photosynthesis shows how plants convert light into energy.

The equation for calculating the area of a circle is A = πr^2.

To solve a quadratic equation, you can use the formula x = (-b ± sqrt(b^2 - 4ac))/(2a).

An exponential equation describes growth or decay processes, like population growth.

The ideal gas law equation is PV = nRT, relating pressure, volume, temperature, and moles of gas.

The Pythagorean theorem, a^2 + b^2 = c^2, is an equation used in geometry.

The equation of a line in slope-intercept form is y = mx + b.

Ohm's law, V = IR, is an equation that relates voltage, current, and resistance in electrical circuits.

The continuity equation in fluid dynamics expresses the principle of conservation of mass.

Newton's second law of motion is expressed as the equation F = ma, where F is force, m is mass, and a is acceleration.

The Doppler effect equation describes how observed frequency changes due to the motion of the source or observer.

The Drake Equation estimates the number of active, communicative extraterrestrial civilizations in the Milky Way galaxy.

Bernoulli's equation relates the speed of a fluid and its pressure along a streamline.

The equation for calculating body mass index (BMI) is BMI = weight(kg) / height(m)^2.

The equation for calculating compound interest is A = P(1 + r/n)^(nt).

The Schrödinger equation is fundamental to quantum mechanics, describing how the quantum state of a physical system changes over time.

Coulomb's law can be represented by the equation F = k * q1q2/r^2, describing the force between two charges.

The logistic growth equation models how a population grows rapidly but then slows as it reaches carrying capacity.

The Gibbs free energy equation ΔG = ΔH - TΔS predicts whether a process will occur spontaneously.

## FAQs

#### What is the root word of equation?

The root word of "equation" is "aequus," the Latin word for "equal."

#### Why is it called equation?

It's called "equation" because it denotes a mathematical statement where two expressions are equal, from Latin "aequationem."

#### Which vowel is used before equation?

The vowel "a" is used in "equation," particularly in the "a-t-i-o-n" ending.

#### What is the verb form of equation?

There is no direct verb form of "equation"; related verbs include "equate" or "equalize."

#### What is the singular form of equation?

The singular form is "equation."

#### Which conjunction is used with equation?

Conjunctions like "and" and "or" can be used with "equation."

#### What is the pronunciation of equation?

Equation is pronounced as "i-kway-zhuhn" (/ɪˈkweɪ.ʒən/).

#### How is equation used in a sentence?

"The physicist wrote a complex equation on the board to explain the theory."

#### What is the plural form of equation?

The plural form is "equations."

#### Which preposition is used with equation?

Prepositions like "in," "of," and "for" are commonly used with "equation."

#### Is equation an adverb?

No, "equation" is not an adverb.

#### Is equation a negative or positive word?

"Equation" is neutral; it is neither inherently negative nor positive.

#### Is equation a vowel or consonant?

"Equation" is a word, not a vowel or consonant.

#### How many syllables are in equation?

There are four syllables in "equation."

#### What is a stressed syllable in equation?

The second syllable, "qua," is stressed in "equation."

#### Which determiner is used with equation?

Determiners like "this," "that," "a," or "the" can be used with "equation."

#### What is the third form of equation?

There is no third form as "equation" is not a verb.

#### Which article is used with equation?

Both "a" and "the" can be used with "equation," depending on the context.

#### What is the opposite of equation?

The opposite of "equation" could be "inequality" or "discrepancy."

#### What is the first form of equation?

The first form is "equation."

#### Is equation a noun or adjective?

"Equation" is a noun.

#### Is equation a collective noun?

No, "equation" is not typically used as a collective noun.

#### Is the word equation imperative?

"Equation" is not an imperative; it’s a noun.

#### How do we divide equation into syllables?

"Equation" is divided as e-qua-tion.

#### What part of speech is equation?

"Equation" is a noun.

#### Is the equation term a metaphor?

The term "equation" can be used metaphorically to describe a situation where balance or equality is involved.

#### What is another term for equation?

Another term for "equation" is "formula" or "mathematical expression."

#### What is the second form of equation?

There is no second form as "equation" is not a verb.

#### Is equation an abstract noun?

"Equation" is an abstract noun, especially in mathematical contexts.

#### Is equation a countable noun?

Yes, "equation" is a countable noun.

About Author

Written by

Harlon MossHarlon is a seasoned quality moderator and accomplished content writer for Difference Wiki. An alumnus of the prestigious University of California, he earned his degree in Computer Science. Leveraging his academic background, Harlon brings a meticulous and informed perspective to his work, ensuring content accuracy and excellence.

Edited by

Janet WhiteJanet White has been an esteemed writer and blogger for Difference Wiki. Holding a Master's degree in Science and Medical Journalism from the prestigious Boston University, she has consistently demonstrated her expertise and passion for her field. When she's not immersed in her work, Janet relishes her time exercising, delving into a good book, and cherishing moments with friends and family.