849,567,043 what's the value for 4

A 1.60-m-long barbell has a 25.0 kg weight on its left end and a 37.0 kg weight on its right end. you may want to review (pages 204 - 205).

Determine the mechanical energy of this object: a 1-kg pendulum has a speed of 2 m/s ar a height of 1 meter. A. 9.8 J B. 11.8 J C. 2 J D. 7.8 J

A woman exerts a total force of 7 pounds in a horizontal direction on a box as she pushes it up a ramp that is 10 feet long and inclined at an angle of 30 degrees above the horizontal. Find the work done on the box.

As an array/module of cells gets larger in surface area, what happens to the amount of electricity that it can produce?

A student sees a newspaper ad for an apartment that has 1330 square feet of floor space how many square meters are there?

Listening to the radio, you can hear two stations at once. Describe this wave interaction

The volume of a gas is reduced when the temperature is decreased

Describe the Dark Ages of our universe.

Two boxes, P and Q, are at rest on a frictionless horizontal surface. A light, flexible cord connects them. The mass of P is greater than the mass of Q.

Determine the velocity of a beam of electrons that goes undeflected when moving perpendicular to an electric and magnetic field. The electric field and the magnetic field are also perpendicular to each other and have magnitudes 7.7 x 10^3 V/m and 7.