What Makes the Wind?
Wind is the movement of air across the surface of the earth, caused by warm air rising and being replaced by cooler air. Except…
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Blow
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
What Makes the Wind Blow?
What Makes the Wind Blow? Wind is air in motion. Wind is caused mainly by the uneven heating of the air around the earth by the sun. Since t
How Fast Can Winds Blow?
How Fast Can Winds Blow? In the United States, most winds average eight or twelve miles an hour near the ground. At this speed, papers blow
Why Do We See Stars When We Bump Our Heads?
Why Do We See Stars When We Bump Our Heads? The “Stars” we see if we receive a hard blow on the head are really a sensation of light cau