The southeast trade winds actually blow toward the __________.?
A) southeast B) south C) east D) northwest E)NULL
Arşivler Sorular
Severe tropical cyclones (hurricanes, typhoons) occur in all warm-water oceans except the __________.?
A) Indian Ocean B) North Pacific Ocean C) South Pacific Ocean D) South Atlantic Ocean E)NULL
The charted channel depth at Eastport, ME, is 28 feet. You are drawing 31.5 feet and wish 2 feet clearance under the keel. What is the earliest time after 1700 DST (ZD +4), on 6 September 1983, that you can enter the channel?
A) 1803 B) 1815 C) 1921 D) 2208 E)NULL
What condition exists at perigee?
A) The Earth is farthest from the Sun. B) The Earth, Sun, and Moon are in line. C) The Earth, Sun, and Moon are at right angles. D) The Moon is closest to the Earth. E)NULL
When a light is first seen on the horizon it will disappear again if the height of eye is immediately lowered several feet. When the eye is raised to its former height the light will again be visible. This process is called __________.?
A) checking a light B) raising a light C) obscuring a light D) bobbing a light E)NULL
It is desirable that a vessel encountering hurricane or typhoon conditions sends weather reports to the closest meteorological service at least every __________.?
A) hour B) 3 hours C) 6 hours D) 8 hours E)NULL
The speed of sound in water is approximately __________.?
A) 1.5 times its speed in air B) 2.5 times its speed in air C) 3.5 times its speed in air D) 4.5 times its speed in air E)NULL
Loran-C is which type of navigation system?
A) Hyperbolic, long-range navigation system B) Short-range electronic C) Long-range, high frequency navigation system D) Long-range, with a frequency of 1950 kHz E)NULL
Which cloud type is normally associated with thunderstorms?
A) Cirrus B) Stratus C) Cumulus D) Cumulonimbus E)NULL
How many slack tidal currents usually occur each day on the east coast of the United States?
A) One B) Two C) Three D) Four E)NULL