Nutrition and Energy KS3
🥗 Nutrition and Energy (KS3) Your body needs energy all the time — even when you’re asleep!This energy comes from food, and having a balanced
September 11, 2025
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🥗 Nutrition and Energy (KS3) Your body needs energy all the time — even when you’re asleep!This energy comes from food, and having a balanced
🔹 Introduction Every living thing needs energy and materials to stay alive, grow, and repair itself. For humans, this comes from the food we eat.
🔑 What is Respiration? Respiration is the process that releases energy from food (mainly glucose).This energy is used for: 👉 Remember: Respiration ≠ Breathing. 1️⃣
Diffusion is the movement of particles from an area of high concentration to an area of low concentration (where there are fewer of them).It happens
🔹 What does “Cell Organisation” mean? In organisms made of lots of cells (called multicellular organisms, like animals and humans), the cells aren’t just randomly
What is Relative Motion? Relative motion is how one object appears to move when you compare it to another object. 🔍 Imagine you’re sitting in
🔢 Speed Formula 🧠 Key Terms Term Definition Speed How fast something moves Distance How far something travels Time How long it takes to travel
What is a Cell? A cell is the smallest unit of life. All living things (plants, animals, fungi, bacteria) are made of cells.Some organisms are
A quantity expressed as a whole number or decimal, it consist a numerator and denominator. The numerator shows the top number, and a denominator shows
The process of separating two numbers into smaller groups. Division is a one of the basic operation of arithmetic. Some of the numbers are divided
Multiplication is the process of find the product. This is one of the basic arithmetic operation. The easy way to do this operation , have
The subtraction is a one of the basic operation . Subtraction meant take away, which is one highest quantity from deduct to an other quantity.
The addition is one of the basic operations of arithmetic, you can call it your best friend – just like your favourite cartoon characters. It
Number A number is a mathematical item, used for counting and measuring. Numbers can be counted from zero to infinity (something that is endless). They
A pictogram is a tool used to show the collection of data. A symbol is used to represent the number of something, it is usually
A table chart is another form of data collection, shown as rows and columns. After preparing this table, it can be used as a pictogram,