Sadness Wallpapers News

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people who study the earth

Throughout history, people have always wanted to understand the planet we live on. They wanted to know why the weather changes from hot to cold and back again. They wanted to know why it rains or snows and what lightning and thunder are. They wanted to know why volcanos erupt and why earthquakes move ... read more

types of animals

There are many different animals in the world. Animals may eat plants or meat to live. They live in different types of environments all around the world. Their bodies help them to survive in their habitat. ... read more

why don’t grains of salt stick together

Common table salt doesn’t clump thanks to the addition of anti-caking agents. ... read more

why do toucans have such big beaks

Toucans have large beaks in order to regulate their body temperature. ... read more

reactions

Chemical Reactions ... read more