לצפייה בתמונה
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לצפייה בתמונה
Seawater Can Be Turned Into Drinking Water
Seawater is salty and not safe to drink, but in places where there’s not enough fresh water, people use a process called desalination to remove the salt. This turns seawater into clean, drinkable water.
The Air You Breathe In Isn’t the Same as You Breathe Out
The air we breathe in has about 21% oxygen and just a tiny bit of carbon dioxide. When we breathe out, the oxygen level drops to 16%, and the carbon dioxide goes up to 3% because our bodies use oxygen and make carbon dioxide when creating energy.
Frogs Sleep in the Summer, Not Just the Winter
We usually hear about animals sleeping through winter, but frogs do the opposite! In hot summers, when ponds dry up and food is hard to find, frogs go into a quiet, resting state until things cool down.
Some Plants Can Climb
Certain climbing plants grow upward by holding onto poles, walls, or fences. Some stick to surfaces, and others wrap around them as they grow. It’s their way of reaching more sunlight!
Lily Pads Can Be Huge
In South America, there’s a type of water lily called “Queen Victoria” whose leaves can grow up to 2 meters wide, that’s big enough to hold a small child! The flowers themselves can reach about 40 centimeters across.
The Man Who Invented Dynamite Regretted It
Alfred Nobel created dynamite, which made explosives easier and safer to use. But later, when he saw how it was being used to harm people, he felt deep regret. To help the world, he started the Nobel Prize to support those who work for peace and progress.
Rice Isn’t Grown in Israel
Rice needs a lot of water to grow. Farmers flood the fields to create a swampy environment. Since Israel doesn’t have enough water for that, rice is grown in other countries with more water resources.
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