She wants to know which is a better thermal conductor (conductor of heat), the plastic or the glass. She places an ice cube on top of each of the two pieces. She sees that the ice on the glass melts more quickly than the ice on the plastic. To answer a Explain why the ice cubes melt.
American Express Gold Card Back Card has shown its customer service address detail for its customers that are shown below. Address detail: American Express P.O.Box 981540 El Paso, TX 79998-1540. customer service number: 1-800-528-4800.
American Express Credit Card Customer Care â Toll â Free Numbers: American Express Credit Card Customer Care Phone Numbers â Country wise. American Express cardholders who are travelling abroad can contact the Toll â Free Number of the country they are visiting to get any help related to their card. Below is a list of American Express Toll â Free Numbers -.