The mid-latitude jet stream in the Northern Hemisphere isfarther ________ and ________ in the winter than in the summer.

Group of answer choices

south, stronger

north, stronger

east, weaker

west, stronger

Television weathercasters always talk about the “jet stream” onthe six o’clock news and how important it is for the development oflow-pressure systems that routinely affect the viewing area. Butthey rarely tell you where it can be found. Where in the world isthe jet stream?

Group of answer choices

In the mid-latitudes, at about 1000 mb.

In the tropics at about 500 mb.

In the mid-latitudes at about 200-300 mb.

In the tropics at about 200-300 mb.

You are flying at an altitude of 14,000 feet. The flight is verysmooth. Looking out the window you see that the airplane is passingthrough some layered clouds. Obviously these clouds are________.

Group of answer choices

cirrostratus

altocumulus

altostratus

cirrocumulus

stratocumulus

An unsaturated air parcel has a surface temperature of 10°C.This parcel is lifted to a height of 1500 meters, where it reachessaturation. The parcel then rises an additional 1000 meters to afinal altitude of 2500 meters. The moist adiabatic rate in thiscase is 6⁰C/km. What is the temperature of the parcel atthe altitude of 2500 meters?

Group of answer choices

-6°C

-7°C

31°C

-11°C

-5°C