An isothermal process means that the temperature of the gas does not change during the expansion or compression. An isobaric process means that the pressure of the gas does not change while in an isovolumetric (isochroic) process the volume remains constant.
The Liberty Bell is an iconic symbol of American independence, located in Philadelphia, Pennsylvania. Formerly placed in the steeple of the Pennsylvania State House (now renamed Independence Hall), the bell today is located in the Liberty Bell Center in Independence National Historical Park.T]he Liberty Bell is the most venerated object in the park, a national icon.
Lady Liberty stands amidst broken shackles. Due to the placement of the statue, and the height of the pedestal, visitors cannot see Lady Liberty's feet. She is standing among a broken shackle and chains, symbolic of freedom from oppression that she represents.