A 30 kg child plays on a swing having support ropes that are 2.7 m long. A friend pulls her back until the ropes are from the vertical and releases her from rest. What is the potential energy, in joules, for the child at the release point? Let the equilibrium point be zero potential energy. Round to three significant figures.

Which of the following is the BEST example of a collective?

The heart is protected by a sac, it’s layers are shown from superficial (first image) to deep (last image).  Name the layer of the sac that is the closest to the heart.

Taylor works at a sports agency and has consistently delivered strong results, securing major endorsement deals for clients. However, another colleague, Chris, spends more time networking with senior executives and is well-liked by upper management. When a promotion opportunity arises, Chris gets the position despite having fewer measurable achievements than Taylor.

What type of collision conserves both momentum and kinetic energy?

The political frame highlights that organizational goals are initially agreed upon by the various coalitions within the organization.

Tommy’s successful achievements in game day operations gives him the chance to choose which aspects of the event he wants to oversee. This is an example of what source of power?

Jane will decide how bonuses are distributed and who is promoted at the end of the fiscal year. This is an example of what source of power?

A 2 m long plank weighs 200 N and is supported at both ends. A 500 N person stands 0.5 m from one end.What is the force on the support closest to the person?

If a net torque is applied to a wheel, what is the resulting effect?