OUPV - NAVIGATION GENERAL (Weather) Quiz -

NAVIGATION GENERAL (Weather) Quiz

*IMPORTANT*
It is highly recommended that you master this quiz with a final test score of 100%, prior to scheduling your final exam.
*You will have a better test day outcome if you do this*

1 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

Atmospheric pressure would be measured by which weather instrument?

a) Anemometer

b) Barometer

c) Sling psychrometer

d) Hygrometer

2 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

What does an anemometer measure?

a) Wind speed.

b) Wind Direction

c) Air temperature

d) Air pressure.

3 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

What does the Beaufort Scale do?

a) Separate millibars from inches of mercury.

b) Describe cloud formations.

c) Figure variation on a chart.

d) Gauge wind speed on a scale of 1 to 12.

4 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

The night signal for a “gale”, according to the National Weather Service’s Coastal Warning Displays, is:

a) Red over white lights

b) White over red lights

c) Red, white and red lights in a vertical line

d) Two red lights vertically

5 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

The signals for storm warnings, according to the National Weather Service’s Coastal Warning Displays, are:

a) One square flag; red over white lights.

b) Two red pennants; white over red lights.

c) One square flag; red over red lights.

d) Two square flags; red-white-red lights

6 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

A high-pressure system would bring what type of weather?

a) Fair weather

b) Unsettled weather

c) Increasing cloudiness, rain in 24 hours

d) High winds and warm to hot temperatures

7 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

The four kinds of weather fronts include warm, cold:

a) Secondary and occluded.

b) Stationary and occluded.

c) Steeping and occluded.

d) Stationary and secondary.

8 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

A region on a weather map where the atmospheric pressure is less than that of the surrounding regions is called a:

a) Ridge.

b) High.

c) Low.

d) Front.

9 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

What does the Law of Buys-Ballot relate to?

a) Wind speed over water.

b) Checking temperature with a thermometer.

c) Atmospheric pressure.

d) Locating the storm center by facing into the wind.

10 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

In the northern hemisphere, wind rotation around a low-pressure area would be:

a) Clockwise and inward.

b) Clockwise and outward.

c) Counter-clockwise and outward.

d) Counter-clockwise and inward.

11 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

Which of the following usually precedes a cold front?

a) Hurricane.

b) Doldrum.

c) Squall Line.

d) Trough.

12 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

What is an “isotherm”?

a) A line connecting points of lowest temperature.

b) A line connecting points of highest temperature.

c) An instrument to measure temperature.

d) A line connecting all points of equal temperature.

13 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

Fair weather or good weather is usually associated with a region of:

a) High barometric pressure.

b) Low barometric pressure.

c) Falling barometric pressure.

d) No barometric pressure.

14 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

The boundary between two air masses of dissimilar properties is called:

a) Front

b) Doldrum

c) Trough

d) Isobar

15 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

When facing into the wind in the northern hemisphere, the center of a low pressure would be:

a) To your right and behind you.

b) To your left and behind you.

c) Directly behind you.

d) Directly in front of you.

16 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

What is the cause of advection fog?

a) Temperature inversion over land.

b) An anabatic wind

c) Warm, moist air blowing over cold surfaces.

d) Cold, moist air blowing over warm surfaces.

17 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

What generally occurs when a low pressure approaches an area?

a) Worsens.

b) Improves

c) Remains the same.

d) Is unpredictable.

18 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

Which statement is true regarding a sea breeze?

a) Blows away from the island during the day.

b) Blows towards an island during the day.

c) Is caused by the distant approach of a hurricane.

d) Is caused by storms in an area.

19 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

What is the direction and force of the wind relative to a moving vessel called?

a) True wind.

b) Apparent wind.

c) Veering wind.

d) Backing wind.

20 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

Storm clouds that sometimes producing water spouts are which type of clouds?

a) Cumulus

b) Cirrus

c) Cumulonimbus

d) Stratus

21 / 21

Category: OUPV – NAVIGATION GENERAL – Weather

A barometer would show what important information?

a) The current reading and the rate that it rises or falls.

b) The moisture content and location.

c) The temperature of the surrounding air.

d) The wind speed and direction.

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