When experiencing heavy winds，you should reef sails to（）.

When your vessel is on or near the path of an approaching tropical storm the（）.

In the Northern Hemisphere a wind is said to veer when the wind（）.

Monsoons are characterized by（）.

When a tornado moves over the water from land it is called a（）.

The passing of a low pressure system can be determined by periodically checking the（）.

What is the first visible indication of the presence of a tropical cyclone or hurricane（）.

The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.

The southeast trade winds actually blow toward the（）.

Which of the following is not a wind（）.