Science: Age 8
29 illustrated Science lessons for Age 8.
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Ice, Water and Water Vapour Water can be a solid, a liquid or a gas. Heating or cooling it makes it change from one to another.… -
Ice, water and vapour Water can be a hard solid, a flowing liquid or an invisible gas called vapour. When water freezes it weighs th… -
Water in three states Water can be a hard solid, a flowing liquid or an invisible gas called vapour. When water gets colder or hotte… -
Ice and Water Change Places When ice warms up a little, it melts and turns into liquid water. When water gets very cold, around 0 °C, it f… -
Flowers to seeds A bee visits a flower, and later that flower turns into a fruit with seeds inside. Wind and animals carry the … -
The Diaphragm Beneath the Lungs Your diaphragm is a dome-shaped muscle under your lungs. When it flattens and moves down, your chest gets bigg… -
Warm Air Rises, Cold Air Sinks Air gets lighter when it is warm and heavier when it is cold. Warm air floats up, cold air slides down, and th… -
Living Things Are Made of Cells Every living thing is built from tiny units called cells. Some living things have only one cell, and others ar… -
Magma Below the Mountain Deep underground, hot melted rock called magma sits in a pool. It can move up through cracks and rise toward t… -
Tilted Earth and Sunlight Earth leans a little as it travels around the Sun. That lean makes sunlight hit the two halves differently and… -
Earth's Water Most of Earth's water is in the salty ocean. People drink mostly water pumped from deep underground, while lak… -
Earth's Puzzle Shell Earth's outside layer is made of big rock pieces that fit together. These pieces move very slowly and carry la… -
Ice Crystals That Melt on the Way Down High in a cold cloud, water freezes into little ice stars. If the air lower down is warm enough, they melt int… -
Layers of Earth Earth is made of layers, like a ball with different parts inside. At the middle is a solid metal ball, then a … -
Asteroid Hits Earth A huge space rock crashed into Earth 66 million years ago. The crash changed the world so much that most dinos… -
Inside a Cherry Blossom A cherry blossom has both male and female parts inside it. The stamens make pollen, and the pistil holds the o… -
Moon and Ocean Tides The Moon pulls on Earth's oceans. Water on the side facing the Moon swells outward and makes a high tide there… -
Sun, Wind, Water, Oil Sunlight, wind, and flowing water are replaced by nature. Oil, coal, and gas are limited and make dirty smoke … -
Towering Summer Cloud On a hot day, air near the ground warms and rises. High in the sky it cools, and its water turns into a tall d… -
Teeth and Stomach Make Mush Your teeth crush and grind food while saliva makes it wet and slippery. In your stomach, strong muscles squeez… -
A Dog's Wet Nose A dog's nose has openings and wet skin. Air carrying scent flows through it and reaches tiny smell sensors ins… -
Sun Behind, Rain Ahead A child stands with the Sun behind them and rain falling in front. A rainbow appears in the rain ahead.… -
Droplets on Tiny Specks Water vapour in the air cools down. It sticks to tiny dust and plant bits, then grows into clear round droplet… -
Golden sap inside a plant A plant makes sugary sap in its leaves, and that sweet liquid travels through tubes in the stem. The sap reach… -
How an Eye Makes a Picture Light comes from an object and enters the eye through the clear front. A lens inside the eye bends the light s… -
Butterfly Life Cycle A butterfly starts as a tiny egg on a leaf. The egg hatches, the caterpillar grows, and then it becomes an adu… -
Ice, Water, Steam Water can be solid ice, liquid water, or gas steam. It changes between these forms when it gets colder or warm… -
Meadow Food Chain Grass makes its own food from sunlight. A rabbit eats the grass, and a fox hunts the rabbit.… -
The Water's Round Trip The sun warms the sea, and tiny bits of water float up into the sky as invisible vapour. Up high the vapour tu…