The sun is the center of our solar system. It gives light and heat to all the planets. Without the sun, Earth would be dark and cold. Plants need sunlight to make food through photosynthesis.
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Bees are small insects that work very hard. They fly from flower to flower collecting nectar. Bees make honey and store it in their hives. While they collect nectar, they also help plants grow by spreading pollen.
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The ocean is the largest habitat on Earth. It covers more than two-thirds of the planet. Many animals like whales, sharks, and fish live there. The ocean also helps control the Earth’s temperature.
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Trees are very important to life on Earth. They give us oxygen to breathe and shade to keep us cool. Birds and animals live in their branches. Trees also help stop soil from washing away. When we plant trees, we help the planet.
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The moon orbits around the Earth. It changes shape each night, and we call these shapes moon phases. The full moon is the brightest and easiest to see. Long ago, people used the moon to tell time.
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Volcanoes are powerful mountains that can erupt with lava. The hot lava comes from deep inside the Earth. When it cools, it forms new rocks and land. Some volcanoes are active and others are sleeping.
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Penguins are birds that live in cold places. They cannot fly, but they are great swimmers. Their black and white feathers keep them warm. Penguins eat fish and other small sea animals. They live together in large groups called colonies.
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Rainbows form when sunlight passes through raindrops. The light bends and shows seven colors. These colors are red, orange, yellow, green, blue, indigo, and violet. You can often see a rainbow after it rains.
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Deserts are dry places with little rain. The days are hot, but the nights can be very cold. Cactus plants grow in deserts and store water inside. Many desert animals hide during the day to stay cool.
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Butterflies begin life as tiny eggs. They hatch into caterpillars that eat and grow. After that, they form a chrysalis and change inside it. When they come out, they have colorful wings. This amazing change is called metamorphosis.
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Tornadoes are strong, spinning columns of air. They can destroy buildings and trees. Tornadoes usually form during big storms. People stay safe by going to a basement or an inside room.
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Dolphins are smart and friendly ocean animals. They use sounds to talk to each other. Dolphins swim together in groups called pods. They can jump high out of the water and do flips. Many people love watching dolphins play.
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The Arctic is one of the coldest places on Earth. It is covered with ice and snow most of the year. Polar bears, seals, and Arctic foxes live there. In the summer, the sun shines almost all day.
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Firefighters have a very important job. They put out fires and rescue people. Firefighters wear special suits to protect themselves from heat and smoke. They also teach people how to stay safe.
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The Great Wall of China is one of the longest structures in the world. It was built hundreds of years ago to protect the country from enemies. The wall stretches over mountains and valleys. Today, it is a famous place for tourists to visit.
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Apples grow on trees in many parts of the world. They come in colors like red, green, and yellow. People eat apples fresh or use them to make juice, pies, and sauces. Apple trees grow best in places with cool weather.
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