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First of all, let's get one thing clear-- take the hoop off your dog and put it on yourself! You need that hoop-it is your only hope against the speed and agility of the dog. With the help of the...
The ability to conceal nunchucks can be quite advantageous if you find yourself in the unfortunate position of facing various armed assassins. Nunchucks are dastardly weapons because of their...
In college, your child will have to sit down and actually read the material to learn the science behind a lab experiment but when they're young, make learning fun. Bursting a balloon by putting a...
Building a model roller coaster is a great way to learn about physics. Most roller coasters start out with a burst of power to get it going, and then for the remainder of the ride, centripetal...
Before an object can orbit, it first has to be in motion. Perhaps it is launched into space via rocket. Perhaps it is launched after a collision of one planetary body with another. However the...
Gasoline engines need to spin at a certain speed to work efficiently. At low speeds, they run rough and do not produce very much power. When gas engines slow enough, they can stall out completely...
The gravitational pull of the moon and the rotation of the earth, coupled with the centripetal force of the earth, causes two high tides and two low tides throughout the day. Find out why the...
Centripetal force is the force that holds an object moving in a circular path. For cars, the force of friction provides centripetal force so the car can turn. For the moon, gravity between the...
While vibrating massagers come in a wide variety of shapes, sizes, power sources and output levels, they all share the same underlying mechanism: an unbalanced weight being spun around by an...
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