Keir Chapman, Author at Earth Site Education Page 251 of 311

Mixed Numbers and Improper Fractions

Mixed numbers and improper fractions are important concepts in mathematics that are used in various calculations and real-life situations. Understanding […]

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Equivalent Fractions

Equivalent fractions are fractions that represent the same value, even though they may look different. In other words, they have

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$A female teacher stands in front of a blackboard covered with maths equations, fractions, and pie charts, explaining concepts to a group of attentive pupils seated and facing her.$

Fractions

Fractions are an essential part of mathematics and are used to represent parts of a whole or a group. A

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A person holding a burger with both hands, preparing to take a bite. The background is blurred, and only part of the person's face is visible, capturing the irresistible chemistry between hunger and delicious food.

The Looming Danger of Lead (Pb) Poisoning: A Wake-Up Call for Britain

Lead poisoning is a serious health issue that occurs when a person is exposed to high levels of lead, a

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A vintage Yashica TL-Super film camera with a black and silver body is placed on a brown textured surface, viewed from above—perfect for capturing moments or exploring the chemistry of analogue photography.

The Toxic Truth About Thallium (Tl): Understanding its Harmful Effects

Thallium (Tl) is a chemical element that is highly toxic to humans and animals. It is a soft, malleable, and

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Using Calculators

Calculators have come a long way since the invention of the abacus thousands of years ago. The abacus, which was

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A teacher points to a chalkboard covered with colourful 3D number cubes, highlighting cube numbers and maths symbols, while pupils watch attentively from their seats in a classroom.

Square and Cube Numbers

Square and cube numbers are important concepts in mathematics that are used in various fields such as geometry, physics, and

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A close-up of an outdoor thermometer, often used in chemistry experiments, shows temperatures in Celsius and Fahrenheit, surrounded by green plants and a blurred outdoor background.

Mercury: The Silent Killer Lurking in Your Home

Mercury is a toxic heavy metal that can be found in various forms in our environment. It is a naturally

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Prime Factors

Prime factors are an essential concept in mathematics that play a significant role in various areas of study, including number

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Large, colourful 3D numbers (1, 2, 2, 5, 7) are stacked artistically against a vibrant gradient background, creating a dramatic modern visual inspired by mathematics and prime numbers.

Prime Numbers

Prime numbers are a fundamental concept in mathematics with a wide range of applications in various fields. They have intrigued

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A geometric mural in shades of blue and white with the numbers 10, 15, and 25 written in white chalk on the wall.

Multiples

Multiples are an important concept in mathematics that is used to understand and solve various problems. In simple terms, multiples

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A computer monitor displays a world map with red dots representing COVID-19 cases, alongside statistics for total confirmed cases, total deaths, and total recovered on a dark background.

Estimation and accuracy

Estimation is the process of predicting or approximating a value or outcome based on available information. It is an essential

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Author name: Keir Chapman