Purchase Solution

gravitational potential energy at the top of Sears tower

Not what you're looking for?

Ask Custom Question

Relative to the ground, what is the gravitational potential energy of a 55.0 kg person who is at the top of the Sears Tower, a height of 443 m above the ground?

Purchase this Solution
Solution Summary

The solution calculates the gravitational potential energy when the person is at the top of the Sears tower.

Purchase this Solution
Free BrainMass Quizzes
Variables in Science Experiments

How well do you understand variables? Test your knowledge of independent (manipulated), dependent (responding), and controlled variables with this 10 question quiz.

Introduction to Nanotechnology/Nanomaterials

This quiz is for any area of science. Test yourself to see what knowledge of nanotechnology you have. This content will also make you familiar with basic concepts of nanotechnology.

Classical Mechanics

This quiz is designed to test and improve your knowledge on Classical Mechanics.

Basic Physics

This quiz will test your knowledge about basic Physics.

Intro to the Physics Waves

Some short-answer questions involving the basic vocabulary of string, sound, and water waves.

View More Free Quizzes
Related BrainMass Solutions

  • Force and work, Work-Energy Theorem, Gravitational Energy, Conservation

    potential energy of a 55.0-kg person who is at the top of the Sears tower, a height of 443 m above the ground?

  • System of springs: Energy stored in different springs

    b) Write down the gravitational potential energy of particle P at a general point of motion. c) Write down the kinetic energy of a particle Pat the same instant d) Determine the potential energy stored n each spring at the same instant.

  • changes in gravitational potential energy

    5477 Working with changes in gravitational potential energy. A 75.0 kg skier rides a 2830 m long lift to the top of a mountain. The lift makes an angle of 14.6 degrees with the horizontal.

  • Projectile Motion: Kinetic Energy After Launch

    So the total energy at the top of the projectile's flight is equal to its initial total energy. Now, taking the zero of gravitational potential energy at ground level, the initial potential energy is zero.

  • Roller Coaster Work Problem

    Measured from "ground level," what is the gravitational potential energy of the roller coaster at the top of the first hill (90 meters)? 2. At the top of the first hill, what is the kinetic energy of the roller coaster? 3.

  • speed of the skier

    The total mechanical energy is 1/2mv^2. At the top of the hill, the kinetic energy is 1/2mv0^2, where v0 = 4.0 m/s. Since the top of hill is 10 m in elevation higher than the current position, the potential energy is then mgh.

  • Classical Mechanics Problems on Energy and Work

    The reference point for gravitational potential energy A, must be at the initial position of the object B, must be at the final position of the object C, must be at ground level D, must be at the lowest position ever reached by the object E,

  • Calculating Potential, Kinetic, and Total Energies

    102931 Calculating Potential, Kinetic, and Total Energies You are at the top of a 500 meter tower and drop a 5-kg hammer.

  • Potential Energy and Energy Conservation

    If gravitational potential energy is taken to be zero at the base of the dam, how much energy is stored in the top meter of the water in the lake? The density of water is Pwater. Take free fall acceleration to be g. 2.

View More Related Solutions