a body of mass 50kg is raised to a height of 2m above the ground. calculate the potential energy (g=10-²) show working​

The image below shows numerous volcanic mountains in the pacific northwest. what is the most likely cause of the volcanic and earthquake activity in this region?

Explain earth's motion, using the terms "precession" and "rotation" in your answer.

Two point charges are on the y axis. a 3.90-µc charge is located at y = 1.25 cm, and a -2.4-µc charge is located at y = −1.80 cm. (a) find the total electric potential at the origin. v (b) find the total electric potential at the point whose coordinates are (1.50 cm, 0). v