PRE LIM METEOROLOGY
Preliminary Meteorology Quiz
Test your knowledge on meteorological instruments, atmospheric conditions, and the science of weather with our comprehensive quiz! Whether you're a student, teacher, or weather enthusiast, this quiz can help sharpen your understanding of crucial concepts in meteorology.
- 45 engaging multiple choice questions
- Covers various aspects of atmospheric science
- Ideal for educational purposes and self-assessment
An instrument used to measure the atmospheric pressure is called?
Anemometer
Clinometer
Wind Vane
Barometer
It is used to measure the wind velocity.
Anemometer
Clinometer
Wind Vane
Barometer
This instrument is used to measure the wind direction.
Anemometer
Clinometer
Wind vane
Barometer
The atmosphere is the layers of air wrapped around the earth. Which of the following statement is TRUE?.
That air has a weight and presses against everything it touches as gravity pulls it to Earth.
That air has a mass and depresses against everything it touches as gravity pulls it to Earth.
That air has a weight and depresses against everything it touches as gravity push it to Earth.
That air has a mass and presses against everything it touches as gravity push it to Earth.
A unit of measurement equal to the average air pressure at sea level at a temperature of 15 degrees Celcius (59 degrees Farenheit).
Kelvin
Rankine
Atmosphere
Hectopascal
While on duty you observed that there is a rapid drop in atmospheric pressure with the association of cold, rainy and windy weather. It is likely that a ____________.
High pressure system is coming.
Low pressure system is coming.
Warm pressure is coming
Cold pressure is coming.
While on duty you observed that there is a rapid drop in atmospheric pressure with the association of clearing sky, cool and dry air. It is likely that a ____________.
High pressure system is coming.
Low pressure system is coming.
Warm pressure is coming.
Cold pressure is coming.
The number of atmosphere drops as altitude increases because??
The density of air is higher and exerts high pressure.
The density of air is higher and exerts low pressure.
The density of air is lower and exerts low pressure.
The density of air is lower and exerts high pressure.
The average sea level pressure is ________ inches of mercury. (inHg)
29.921
29.912
21.192
21.129
One of the advantages of precision aneroid barometer compared to a mercurial barometer is it is widely used onboard ships. Why?
Because of their dependence of indication from gravity and temperature, for which reason for corrections becomes necessary.
Because of their independence of indication from gravity and temperature, for which reason for corrections becomes unnecessary.
Because of their dependence of indication from gravity and temperature, for which reason for corrections becomes unnecessary.
Because of their independence of indication from gravity and temperature, for which reasin for corrections become necessary.
How many times does a precision aneroid barometer should be calibrated when used in shore stations?
Once a year
Twice a year
Three times a year
Four times a year
It is a weather instrument that is used to measure the humidity in the atmosphere.
Thermometer
Psychrometer
Hydrometer
Hygrometer
It is a long term atmospheric conditions lasting from weeks to years.
Weather
Disturbance
Convergence
Climate
It is a short-term atmospheric phenomena lasting from hours and up to about a week.
Weather
Disturbance
Convergence
Climate
It is a mixture of gases, water droplets and small particles above the earths surface.
Clouds
Atmosphere
Condensates
Ozone layer
Of the listed variable gases in the atmosphere which is NOT included?
Water Vapor
Hydrogen
Carbon Dioxide
Ozone
What is the correct process in a Hydrologic Cycle?
Cloud formation - Evaporation - Precipitation - Condensation
Condensation - Precipitation - Evaporation - Cloud Formation
Evaporation - Condensation - Cloud Formation - Precipitation
Precipitation - Cloud Formation - Condensation - Evaporation
Carbon Dioxide is an important greenhouse gas with concentration of 0.0386% (386 ppm) and residence time of 150 years. Which came from what source?
Organic Decay
Photosynthesis
The Ocean
Deforestation
Ozone as a harmful variable gas its concentration near earth’s surface is nearly zero but can increase to _______ through chemical reactions in polluted air and becomes an irritant.
0.19ppm
0.18ppm
0.15ppm
0.14ppm
The structure of atmosphere where practically all weather occurs.
Troposphere
Stratosphere
Mesosphere
Thermosphere
A layer in the stratosphere that absorb Ultraviolet radiation coming from the sun.
Thermal Layer
Ozone Layer
Tropopause
Stratopause
The Ionosphere contains electrically charged particles called ions due to ____________.
Temperature
Water vapor
Ozone particles
UV Radiation
In the process called Scattering, what does the small particles and gas molecules do on part of the incoming solar radiation?
Infuse
Diffuse
Increase
Decrease
In the process of Absorption, what happens to the solar radiation and later converted by a substance into heat energy?
Scattered
Diffuse
Retained
Reflected
Most of the reflection in our atmosphere occurs in clouds. Why?
Because light is retained by particles of liquid frozen water.
Because light is absorbed by particles of liquid frozen water.
Because light is scattered by particles of liquid frozen water.
Because light is intercepted by particles of liquid frozen water.
Sublimation is the process where ________.
Heat Energy is released in the environment.
Heat Energy is transferred to the environment.
Heat Energy is taken from the environment.
Heat Energy is retained from the environment.
Deposition is the process where ________.
Heat Energy is released in the environment.
Heat Energy is transferred to the environment.
Heat Energy is taken from the environment.
Heat Energy is retained from the environment.
The quantity of the moisture that the air can hold depends on its ________.
Humidity
Temperature
Dew Point
Pressure
Is a relative measure of the tendency to evaporate, depends on the nature of the substance and ambient temperature, and reaches a state of equilibrium in closed spaces.
Absolute Humidity
Dew Point
Vapor Pressure
Boiling Point
The dew point of today’s weather is 23 degrees celsius. Most people feel hot and sticky mainly because?
The amount of water vapor in the air collects the evaporation of perspiration and keeps the body from cooling.
The amount of water vapor in the air retain the evaporation of perspiration and keeps the body from cooling.
The amount of water vapor
The amount of water vapor in the air slows the evaporation of perspiration and keeps the body from cooling.
Wind is the movement of air caused by differences in pressure. For that ________.
The lesser the difference, the faster the wind moves.
The greater the difference, the slower the wind moves.
The lesser the difference, the slower the wind moves.
The greater the difference, the faster the wind moves.
Differences in air pressure are caused by uneven heating of the earth’s surface. Uneven heating produces pressure belts which occur ________.
Every 10 degree latitude
Every 20 degree latitude
Every 30 degree latitude
Every 40 degree latitude
Because the Earth is spinning anti-clockwise, wind and ocean current travelling from either pole to the equator are ________.
Deflected
Reflected
Intercepted
Adjusted
The deflection of wind caused by the the anti-clockwise spinning of Earth is ________.
To the right in N. Hemisphere and to the left in S. Hemisphere
To the left in N. Hemisphere and to the right in S. Hemisphere
To the right in N. Hemisphere and to the right in S. Hemisphere
To the left in N. Hemisphere and to the left in S. Hemisphere.
Most deserts on earth are located here because of the dry air.
Doldrums
Horse Latitudes
Tropic of Cancer
Tropic of Capricorn
These are wind belts found in between 30 degrees to 60 degrees of latitude.
Doldrums
Polar Easterlies
Prevailing westerlies
Trade winds
At the pole, Cold air ________.
Rises and moves away the equator
Sinks and moves away the equator
Rises and moves toward the equator
Sinks and moves toward the equator
It is located along the equator where no wind blow because the warm air rising creates an area of low pressure.
Horse Latitudes
Doldrums
Trades
Belts
Jet streams are narrow belts of high speed winds that blow in the ________.
Upper troposphere and lower stratosphere
Lower troposphere and upper stratosphere
Upper Ionosphere and lower thermosphere
Lower Ionosphere and upper thermosphere
Local wind varies in their produced temperature because of ________ the land.
Geophysical feature
Geographical contour
Geophysical contour
Geographical feature
What is the difference between sea breeze and land breeze?
Sea breeze occurs during the day when the land is colder than the sea and land breeze occurs at night when the water is colder than the land.
Sea breeze occurs during the night when the land is warmer than the sea and land breeze occurs at day when the water is warmer than the land.
Sea breeze occurs during the day when the land is warmer than the sea and land breeze occurs at night when the water is warmer than the land.
Sea breeze occurs during the night when the land is colder than the sea and land breeze occurs at night when the water is warmer than the land.
During weather observation you observed that small waves becoming longer with fairly frequent white horses. WInd scale registered at 13 kts. You will write down BF _____ in your deck logbook.
1 - Light Air
2 - Light Breeze
3 - Gentle breeze
4 - Moderate Breeze
During weather observation you observed that the sea heaps up and white foam from breaking waves begins to be blown in streaks along the direction of the wind. WInd scale registered at 30 kts. You will write down BF _____ in your deck logbook.
6 - Strong Breeze
7 - Near gale
8 - Gale
9 - Strong gale
During weather observation you observed that the sea ripples with the appearance of scales are formed but without foam crest. WInd scale registered at 2 kts. You will write down BF _____ in your deck logbook.
1 - Light Air
2 - Light Breeze
3 - Gentle Breeze
4 - Moderate Breeze
During weather observation you observed that there are small wavelets, still short but more pronounced; crest have glassy appearance but do not break. WInd scale registered at 6 kts. You will write down BF _____ in your deck logbook.
1 - Light Air
2 - Light Breeze
3 - Gentle breeze
4 - Moderate Breeze
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