1. Explain why a balloon loses pressure and falls when you let go of it into the sky.

Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?