Our Home, the Earth
Our Home, the Earth
An island in space
We live on an island. An island in space! An island is a piece of land with water all around it. The earth is a giant ball of rock and metal with space all around it. A ball of rock and metal such…
The spinning world
You may think our world, the earth, is standing still. But it isn’t. The earth is spinning around and around, like a huge top. Push a stick through a ball of clay and then twirl the stick. The clay…
Around and around the sun
The earth doesn’t just spin—it also moves through space. Right this very moment, the earth is rushing through space at tremendous speed—more than 66,000 miles (106,000 kilometers) an hour. It…
How was the earth born?
Why is the earth shaped like a ball? Why isn’t it shaped like a block? Or why isn’t it round and flat, like a pie? Why does it spin? And why does it whirl around and around the sun? Most scientists…