Blog

Why are background questions useful before formulating a PICOT question?

WW 1.png Modernism includes the following:

Have you confirmed that you can access Ed Lessons?

A golf ball is struck by a golf club and falls on a green three meters above the tee. The potential energy of the Earth-ball system is greatest:

An antitank weapon fires a 3.00-kg rocket which acquires a speed of 50.0 m/s after traveling 90.0 cm down a launching tube. Assuming the rocket was accelerated uniformly, what is the average force acted on it?

A rifle of mass M is initially at rest but free to recoil. It fires a bullet of mass m and velocityv (relative to the ground). After firing, the velocity of the rifle (relative to the ground) is:

Michelangelo completes the sculpture David, Martin Luther launches the Protestant Reformation, Elizabeth I is crowned queen in England, and Shakespeare’s Hamlet is produced. These events occurred during the Romantic era.

The most important music of the early Renaissance was composed for use by the church.

What is the angular momentum of a 2.8-kg uniform cylindrical grinding wheel of radius 18 cm when rotating at 1500 rpm?

 The block shown moves with constant velocity on a horizontal surface. Two of the forces on it are shown. A frictional force exerted by the surface is the only other horizontal force on the block. The frictional force is: