PRE LIM METEOROLOGY PART 2
Weather Observation Challenge
Test your knowledge on meteorology with our comprehensive quiz focused on weather observation and phenomena. This quiz features 35 questions covering wind scales, atmospheric pressure, and the dynamics of tropical cyclones.
Perfect for aspiring meteorologists and weather enthusiasts, this quiz will help you enhance your understanding of:
- Wind scales and their impacts
- Pressure systems in different hemispheres
- Characteristics of fog and haze
During weather observation you observed that there are large wavelets, crest begin to break, foam of glassy appearance, and perhaps scattered white horses. WInd scale registered at 8 kts. You will write down BF _____ in your deck logbook.
0 - Calm
1 - Light Air
2 - Light Breeze
3 - Gentle breeze
During weather observation you observed that sea is like a mirror. WInd scale registered at 0 kts or almost no wind. You will write down BF _____ in your deck logbook.
0 - Calm
1 - Light Air
2 - Light Breeze
3 - Gentle breeze
48. During weather observation you observed that moderate waves taking a more pronounced long form; many white horses are formed (chance of some spray). WInd scale registered at 19 kts. You will write down BF _____ in your deck logbook.
4 - Moderate Breeze
5 - Fresh Breeze
6 - Strong Breeze
7 - Near Gale
During weather observation you observed that large waves begin to form and the white foam crests are more extensive everywhere (probably some spray). WInd scale registered at 25 kts. You will write down BF _____ in your deck logbook.
3 - Gentle Breeze
4 - Moderate Breeze
5 - Fresh Breeze
6 - Strong Breeze
During weather observation you observed moderately high waves of greater length, edges of the crest begin to break into spindrift, foam is blown in well-marked streaks along the direction of the wind. WInd scale registered at 37 kts. You will write down BF _____ in your deck logbook.
8 - Gale
9 - Strong Gale
10 - Storm
11 - Violent Storm
During weather observation you observed high waves with dense streaks of foam along the direction of the wind; crest of waves begin to topple, tumble and roll over. Sprays may affect visibility. . WInd scale registered at 46 kts. You will write down BF _____ in your deck logbook.
8 - Gale
9 - Strong Gale
10 - Storm
11 - Violent Storm
Very high waves with long overhanging crests; foam in great patches is blown in dense white streaks along the direction of the wind. The surface of the sea takes a white appearance; the tumbling of the sea becomes heavy and shock-like and visibility is affected. WInd scale registered at 50 kts. You will write down BF _____ in your deck logbook.
9 - Strong Gale
10 - Storm
11 - Violent Storm
12 - Hurricane
Exceptionally high waves (small and medium sized ships might be lost to view behind the waves; completely covered with long white patches of foam lying along the direction of the wind. Everywhere the edges of the wave crests are blown into froth. Visibility affected. WInd scale registered at 62 kts. You will write down BF _____ in your deck logbook.
9 - Strong Gale
10 - Storm
11 - Violent Storm
12 - Hurricane
The air is filled with foam and spray, sea completely white with driving spray and visibility is seriously affected. WInd scale registered at 75 kts. You will write down BF _____ in your deck logbook.
9 - Strong Gale
10 - Storm
11 - Violent storm
12 - Hurricane
In Southern Hemisphere if the person stands facing the wind the low pressure is?
To the right and somewhat in front
To the left and somewhat in front
To the right and somewhat behind
To the left and somewhat behind
In Northern Hemisphere if the person stands with his back to the wind the low pressure is?
To the right and somewhat in front
To the left and somewhat in front
To the right and somewhat behind
To the left and somewhat behind
In Southern Hemisphere if the person stands with his back to the wind the high pressure is?
To the right and somewhat in front
To the left and somewhat in front
To the right and somewhat behind
To the left and somewhat behind
In Northern Hemisphere if the person stands facing the wind the high pressure is?
To the right and somewhat in front
To the left and somewhat in front
To the right and somewhat behind
To the left and somewhat behind
In Northern Hemisphere the direction of the wind around low pressure is?
Clockwise and inward
Clockwise and outward
Counterclockwise and inward
Counterclockwise and outward
In Northern Hemisphere the direction of the wind around high pressure is?
Clockwise and inward
Clockwise and outward
Counterclockwise and inward
Counterclockwise and outward
In Southern Hemisphere the direction of the wind around low pressure is?
Clockwise and inward
Clockwise and outward
Counterclockwise and inward
Counterclockwise and outward
In Southern Hemisphere the direction of the wind around High pressure is?
Clockwise and inward
Clockwise and outward
Counterclockwise and inward
Counterclockwise and outward
The side which is to the RIGHT of the path of a tropical cyclone/storm in Northern Hemisphere.
Navigable Semi-circle
Dangerous Semi-circle
Navigable Circle
Dangerous Circle
The side which is to the LEFT of the path of a tropical cyclone/storm in Southern Hemisphere.
Navigable Semi-circle
Dangerous Semi-circle
Navigable Circle
Dangerous Circle
The side which is to the LEFT of the path of a tropical cyclone/storm in Northern Hemisphere.
Navigable Semi-circle
Dangerous Semi-circle
Navigable Circle
Dangerous Circle
The side which is to the RIGHT of the path of a tropical cyclone/storm in Southern Hemisphere
Navigable Semi-circle
Dangerous Semi-circle
Navigable Circle
Dangerous Circle
It is considered to be a type of cloud since it shares a similar characteristics with conventional clouds.
Haze
Mist
Smog
Fog
Fog is a suspension of very small, usually microscopic, water droplets in air generally reducing the horizontal visibility at the earth surface to less than _______.
4 km
3 km
2 km
1 km
In particular, fog is influenced by ________ while bearing a close resemblance to stratus clouds.
Water bodies, Wind and Topography
Water bodies, Clouds and Topography
Water vapors, Wind and Topography
Water vapors, Clouds and Topography
Is a suspension in the air of extremely small dry particles that are invisible to the naked eye but numerous enough to give the sky an ________
Illuminescent appearance
Fluorescent appearance
Opalescent appearance
Luminescent appearance
Is a suspension in the air of water droplets or wet hygroscopic particles that reduces the visibility at the earths surface to less than 10 km but not less than 1 km.
Haze
Mist
Smog
Fog
Fog is formed when ________.
When water vapor evaporates, it turns into tiny droplets of water that are suspended in the air.
When water vapor condenses, it turns into tiny droplets of water that are suspended in the air.
When water vapor evaporates, it turns into tiny droplets of water that are carried in the air.
When water vapor condenses, it turns into tiny droplets of water that are carried in the air.
Fog usually forms at a relative humidity of about 100%, which occurs ________.
When there is increased moisture in the air or when the temperature is decreasing
When there is increased moisture in the air or when the temperature is increasing
When there is decreased moisture in the air or when the temperature is decreasing
When there is decreased moisture in the air or when the temperature is increasing
Fog will not form at a relative humidity of 100% IF ________.
The air is able to hold any further moisture
The air is unable to hold any further moisture
The air is able to hold any further vapor
The air is unable to hold any further vapor
Radiation fog is formed due to the cooling of the Earth’s surface after the sun has set, therefore radiation fog occurs at ________.
Dawn and dissolves soon after noontime
Noontime and dissolves soon after sunset
Night and dissolves soon after sunrise
Sunrise and dissolves soon after sunset
Obscures up to 60% of the sky but exists lower than other clouds.
Advection Fog
Ground Fog
Radiation Fog
Steam Fog
It is common as a warm front passes over an area with significant snow-pack.
Advection Fog
Ground Fog
Radiation Fog
Steam Fog
Haze is formed due to the ________.
result of movement of vapors and smoke particles to the land
Result of movement of dust and sand particles to the land
Result of movement of vapors and smoke particles from land
Result of movement of dust and sand particles from land
It may also produce haze at sea when the relative humidity value is too low for water droplets to develop.
Moisture Particles
Salt Particles
Sand Particles
Dust Particles
Fog varies in thickness and depends on the ________.
Temperature
Altitude
Moisture
Circulation
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