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84 lessons ยท 2nd Grade
Earth has seven continents: Africa, Antarctica, Asia, Australia, Europe, North America, and South America. We live on one of them!
There are five oceans on Earth: the Atlantic, Pacific, Indian, Arctic, and Southern. Oceans cover most of our planet.
Mountains are very tall landforms. Some mountains are so tall that they have snow on top all year long!
Rivers are long bodies of moving water. Rivers carry water from high places down to the ocean. They are important for drinking water and farming.
Deserts are dry places that get very little rain. Some deserts are hot and sandy, like the Sahara. Others are cold, like Antarctica.
Weather is what is happening outside right now โ sunny, rainy, snowy, or windy. Climate is the usual weather in a place over a long time.
Natural resources are things from nature that people use: water, trees, soil, and minerals. We need to take care of them so they last.
Lakes are bodies of water surrounded by land. The Great Lakes in North America are the biggest group of freshwater lakes in the world.
Islands are pieces of land surrounded by water. Hawaii is a group of islands in the Pacific Ocean.
Forests are places with many trees. Forests are home to animals like deer, birds, squirrels, and bears.
Urban areas are cities with lots of buildings and people. Rural areas are the countryside with farms and open space. Suburbs are in between.
A globe shows the whole Earth as a round ball. It helps us see where continents and oceans really are.
Seasons change because Earth is tilted. When your part of Earth tilts toward the sun, it is summer. When it tilts away, it is winter.
Volcanoes are mountains that can erupt with hot lava. Some volcanoes are active, and some have not erupted in a very long time.
Geography helps us understand the world. By learning about land, water, weather, and people, we discover how our planet works!