What Is the Jet Stream?
What Is the Jet Stream? Several miles above our heads in the top part of the stratosphere, winds can blow up to 300 miles an hour. These win
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Earth
What Causes Volcanoes?
What Causes Volcanoes? Volcanoes form when pressures within the earth force melted rock and gases upward through cracks in the surface. The
How Hot Is the Moon?
The sun beats down on the face of the moon without mercy and the heat generated is almost twice that of the hottest day…
Why Does a Compass Point North?
Why Does a Compass Point North? There are two important things that make compass needles point the way that they do. The first is the needle
What Is the Continental Drift Theory?
What Is the Continental Drift Theory? Long ago there was only one continent on earth, a huge super-continent which geologists now call “Pang