Heated air inside a hot air balloon causes it to rise into the sky. when the air cools, the balloon returns to the ground. when is the hot air balloon behaving like an air mass in a high pressure area? in a low pressure area?

Convert 0.14 kilograms to grams.grams

The energy required to vaporize a certain amount of a substance is greater than the amount of energy necessary to raise the temperature of the same amout of that substance by 1 degreee celcius

What is the main difference between the central nervous system (cns) and the peripheral nervous system (pns)? .the cns involves the brain and spinal cord, and the pns involves the body nerves. the cns involves the body nerves, and the pns involves the brain and spinal cord. the cns involves sensory neurons, and the pns involves motor neurons. the cns involves motor neurons, and the pns involves sensory neurons.