When observing a rapid rise in barometric pressure，you may expect（）.

If your weather bulletin shows the center of a low pressure area to be 100 miles due east of your position，what winds can you expect in the Northern Hemisphere?（）.

The area of strong westerly winds occurring between 40°S and 60°S latitude is called the（）.

The eye of a hurricane is surrounded by dense black cumulonimbus clouds which are called the（）.

Of the following，（）is not a wind．

The Beaufort scale is used to estimate the（）.

HIGH WAVES；DENSE STREAKS OF FOAM ALONG THE DIRECTION OF THE WIND；CRESTS OF WAVES BEGIN TO TOPPLE，TUMBLE AND ROLL OVER；SPRAY MAY AFFECT VISIBILITY.This condition is likely to be termed（）.

The dense black cumulonimbus clouds surrounding the eye of a hurricane are called（）.

When force of winds reaches 10-11 in Beaufort scale，we usually call such wind（）.

After a cold front passes，the barometric pressure（）.