A mountain climber reaches one of the peak of Mount Everest, where the air pressure is 50 % of atmospheric pressure at ground level. Assuming the density of air as 1.23 g/cm3, calculate the height of the mountain peak.

Based on the equation and the information in the table, what is the enthalpy of the reaction?

Clyde and marilyn are riding a roller coaster. during which section(s) of the track is their potential energy converted to kinetic energy? a. from point b to point c only b. from point b to point d only c. from point a to point b only d. from point a to point b and from point c to point d

Calculate the frequency of a wave in a spring toy. the wave has a speed of 1.1 meters per second and a wavelength of 0.1 meters. *