A box is lowered using a rope. If the acceleration of the box, is 2.5 m/s2 (downward) and the tension in the rope is 31 N, what is the mass of the box (in kg) ?

A four-year college-level degree is called

Eclipse of the sun occurs (A). When the moon is between the sun and the earth. (B). When the earth is between the moon and the sun. (C). When the sun and the earth are parallel to each other. (D). When the moon is directly above the earth. (E).

use mass and volume dada to calculate the density of lead mass of lead=567.5g volume of lead=50.0cm cubes what is the density?

A laser beam with vacuum wavelength 20 = 632.8 nm is incident at an angle of 30.0° from the vertical (in air) into a solution of corn syrup. If the beam is refracted to 19.

Finish this sentence to describe whar happens ro potential energy: as the height of an object increases

What is the net force in the x-direction? 30 N 34 N 55 N 65 N

If an object does not have domains, will it be possible to make it magnetic?

If the loop is then converted into a rectangular loop measuring 2.1cm on its shortest side in 6.50ms, and the average emf induced across the loop is 14.7V during this time period, what is A. the strength of the B-field

Why would you expect to see similar rocks and rock structures on two land masses that were connected at one time?

A quantity that is ignorant of direction is referred to as a