Well, honey, that book on the high shelf has more potential energy because it's got farther to fall. Gravity's just itching for the chance to show off its power and send that book plummeting down to the ground. So, the higher the book, the more potential energy it's got stored up just waiting to be unleashed.
this dick
The idea is to use the formula for potential energy: PE = mgh. Replace the numbers you know, and solve for the missing number.
there is no such things as a mass x distance formula. mass x acceleration = force mass x velocity = momentum mass x gravity x height = gravitational potential energy mass x velocity-squared x 1/2 = kinetic energy mass x distance = don't take physics in high school!
Work = (force) x (distance) = (mass) x (gravity) x (height) = (70 x 9.8 x 5)Power = work / time = (70 x 9.8 x 5) / (9) = 3811/9 watts = about 0.51 horsepower.Actually, that's the rate at which his gravitational potential energy increasesas his altitude increases, but in order to accomplish it, he has to generateand expend energy significantly faster than that.
Energy = Work = (force) x (distance) = (250) x (40) = 10,000 newton-meters = 10,000 joulesPower = energy/time = 10,000 joules/2 seconds = 5,000 watts = about 6.7 horsepower (rounded)
Potential energy.
Potential energy, specifically gravitational potential energy, since the book has the potential to fall due to gravity when it is on the high shelf.
How does a book on a higher shelf have more potential energy than a book on the lower shelf
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Before it falls it has gravitational potential energy. While it falls, the potential energy gets converted to kinetic energy. Part of this gets dissipated by friction - mainly converted to heat. Once it hits the ground, all the energy will be converted to heat.
Yes, both the stretched spring and the box on a high shelf have potential energy. The stretched spring has elastic potential energy due to its deformation, while the box on the high shelf has gravitational potential energy due to its height above the ground. Both forms of potential energy represent stored energy that can be released and converted into other forms of energy.
No, a book sitting on a shelf does not have potential energy. Potential energy is the energy an object has due to its position or condition, such as when it is held up high and can fall.
Examples of storing gravitational potential energy include: Water in a raised dam A boulder at the top of a cliff A book on a high shelf A person at the top of a staircase.
As the book falls, it is primarily demonstrating kinetic energy, which is the energy of motion. As it is stationary on the high shelf, it has potential energy due to its position in the gravitational field.
The potential energy of the object is given by the formula: potential energy = mass * gravitational acceleration * height. Plugging in the values: potential energy = 5 kg * 9.8 m/s^2 * 3 m = 147 Joules.
Gravitational potential energy is the energy stored in an object due to its position within a gravitational field. It represents the potential for the object to do work as a result of its position in relation to other objects. The gravitational potential energy of an object is directly related to its height above a reference point, such as the ground.
A tall object, such as a heavy object on a high shelf, has gravitational potential energy that could be dangerous if it were to fall. If the object were to fall, it could cause serious injury to anyone in its path due to the transfer of its gravitational potential energy into kinetic energy.