Friction tends to act in the direction opposing motion. An object moving up experiences a frictional force in the downward direction and so on. Thus for an object to move, a force equal to the frictional force must be applied so that the two forces cancel out resulting in motion. 4. Stat...
The force experienced by the passengers away from the car is the centrifugal force. Newton’s law of motion doesn’t consider this a real force as according to Newton’s second law of motion, acceleration is caused by force. When a stone at the end of the string tied to a pole on the...
With chess force growth, I more and more feel go inscrutable, and his own intellectual shortcomings, it is difficult to reach the highest realm to comprehend its a great wonderful idea.So I off the beaten track, combined with your own favorite“numbers game”, the research potential is ...
Perpetual motion, the action of a device that, once set in motion, would continue in motion forever, with no additional energy required to maintain it. Such devices are impossible on grounds stated by the first and second laws of thermodynamics. Learn mo
‘Sea level’ isn’t actually level.As the strength of the force generated by the Earth’s spin is strongest at the equator, theaverage sea level bulgesoutward there, putting it further from the centre of the Earth than at the poles. Differences in the strength of the Earth’s gravity ...
The only woman to administer the oath was Federal District Court Judge Sarah T. Hughes. She was the closest federal judge to the site of the swearing-in of Lyndon B. Johnson—Air Force One,which was parked at Love Field—after Kennedy’s assassination in Dallas. ...
Your hips and shoulders both have ball-and-socket joints: The end of one bone has a bulb that fits into a cuplike space on the other bone. If the ball is deep in the socket, the range of motion will be quite good, but not as good as when the ball rests shallowly in the socket...
Magnetism is a force of nature produced by moving electric charges. Sometimes these motions are microscopic and inside of a material known as magnets. Magnets, or the magnetic fields created by moving electric charges, can attract or repel other magnets, and change the motion of other charged ...
These canines lock together to stabilize the jaw and improve the force of the bite. Although this dental arrangement limits the chewing to a simple up-and-down motion, it also allows the peccary to exert enough force to crack open the exceptionally tough shell of a palm nut. The collared...
As with everything in life there are pros and cons to each one of these bullet-resistant fibers. For example, a woven material may have more flexibility than a laminate, but the added weight means a heavier vest. Due to the introduction of Dyneema Force Multiplier Technology (such as SB-...