A parcel of air at an altitude of 1,000m with an inital temperature of 30 degrees celcius and a dewpoint of 0 degrees celcius begins to rise over a 5,000 m mountain. What is the temperature of the parcel at the top of the mountain?

Match each object to its description: a. coma of a comet b. comet tail c. oort cloud haze surrounding a nucleus created by solar wind. hypothetical sphere around the solar system

Agroup of students is studying convection current. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other is in an area with warm air. after 10 minutes, the balloon are released from a height of 1 meter. which of the following to the students most likely observe? a) the warm balloon expands and rises. the cold balloon shrinks and sinks b) the balloon both rise. the cold balloon is larger than the warm balloon c) the cold balloon expands and rises. the warm balloon shrinks and sinks d) the balloon rise at the same rate. both balloons are the same size

Anitrogen atom and an oxygen atom combine chemically to form nitric oxide. what is nitric oxide?