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Calculate the initial potential energy (PE = mgh). Assume that all of this gets converted to kinetic energy, and solve for velocity (KE = 0.5 mv2).

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How do you find the kinetic energy of a falling nickel?

The kinetic energy of a falling nickel can be calculated using the formula KE = 1/2 * m * v^2, where m represents the mass of the nickel and v is its velocity. By knowing these values, you can plug them into the equation to determine the kinetic energy.


What energy does the falling rock have?

The falling rock has kinetic energy due to its motion as it falls. This energy is the result of its velocity and mass, and it can be calculated using the formula KE = 1/2 * mass * velocity^2.


Where velocity is squared in the kinetic energy equation doubling an object's velocity will do what to its kinetic energy?

Multiply it by 4 (4 = 22)


What kind of energy possessed water falling from a dam?

Kinetic energy


Does potentail energy have an influence on the final velocity of a falling object?

yes it does. u can calculate the final velocity of the falling object with the following eqn: initial potential energy= final kinetic energy or mgh = 1/2mv2 where m=mass, h = height,v=final velocity


How is the escape velocity equation derived?

The escape velocity equation is derived by setting the kinetic energy of an object equal to the gravitational potential energy at the surface of a planet. By equating these two energies, we can solve for the velocity needed for an object to escape the planet's gravitational pull. The equation is derived using principles of energy conservation and Newton's laws of motion.


Without using time as a variable in the equation how can you calculate the velocity of a ball when it hits the floor?

You can use energy if you have the height from where the ball is released. (This is assuming the ball is falling straight down). Potential Energy (PE)=Kinetic Energy (KE) because energy is conserved. mgh=1/2mv2


What is the kinetic energy of the jeepney?

The kinetic energy of a jeepney depends on its mass and velocity. The kinetic energy equation is KE = 0.5 * mass * velocity^2. Given the mass and velocity of the jeepney, the kinetic energy can be calculated using this formula.


How does velocity have an effect on kinetic energy?

The summation of potential and kinetic energy of an object is constant. When the potential energy of an object decreases the kinetic energy increases. Assume a falling stone from some high point above ground. At the beginning, the potential energy is maximum while the kinetic energy is minimum or zero. While the stone is falling, the kinetic energy increases while the potential energy increases (with the summation of both is constant). When the stone reaches the ground, the kinetic energy is maximum and the potential energy is zero.


If you have a kinetic energy of 45 j and your mass is 30kg then what is your velocity?

To find the velocity, you can use the equation for kinetic energy: KE = 0.5 * mass * velocity^2. Rearranging the equation gives 45 = 0.5 * 30 * velocity^2. Solving for velocity gives velocity = √(2 * 45 / 30) = √3 = approximately 1.73 m/s.


Why can an object have kinetic energy and potential energy?

Because they are not mutually exclusive. Take for example a falling object; while falling at a given velocity it has (.5)(mass)(velocity)2=Kinetic Energy but also has the potential energy of whatever distance it has yet to fall, which equals (mass)(gravity)(height)=Potential Energy These two types of energy equal the Total Energy of the falling object, which never changes as it falls.


Which is the correct equation for kinetic energy?

Kinetic Energy = (1/2) x (Mass) x (Velocity)2