Aroller coaster is at the top of a hill and rolls to the top of a lower hill. if mechanical energy is conserved on the top of which hill in the kinetic energy of the roller coaster large

Pls pls pls pls ! describe, in your own words, how you found the epicenter of the earthquake.

Which car has the most kinetic energy? a. a car of mass 1000 kg with a speed of 3 m/s b. a car of mass 2000 kg with speed 7 m/s c. a car of mass 1000 kg with speed 7 m/s d. a car of mass 2000 kg with speed 3 m/s

The a992 steel rod bc has a diameter of 50 mm and is used as a strut to support the beam. determine the maximum intensity w of the uniform distributed load that can be applied to the beam without risk of causing the strut to buckle. take f.s. = 2 against bucklin