The atmospheric conditions along with short term changes of a certain place at a certain time.
A quantity that can change.
Energy an object has due to it's motion.
The pressure that a column of air exerts on the air or surface below it.
The amount of water vapor in the air.
The temperature at which air is fully saturated because of decreasing temperatures while holding the amount of moisture constant .
the series of natuaral processes in which water continually moves among oceans,land,and the atmosphere
water in liquid or solid form ,that falls from the atmosphere.
its used to measure air pressure.
used to measure the direction of wind.
used to track and measure the conditions of large scale air movement.
The amount of water vapor present vs the maximum amount of water vapor.
used to measure the amount of rainfall.
water droplets or ice crystal suspended in the atmosphere.
The instrument measures the temperature,air pressure ,wind speed and direction of a particular weather .
The envelope of gases that surrounds the planet.
Middle layer of the atmosphere. Begins 50km above Earth's surface and ends 80km above the surface.
Second layer of the atmosphere and contains the ozone level. Extends from the Troposphere to 50km above earth's surface
lowest layer of the Earth's atmosphere; which humans live; where weather occurs
an instrument that is used to measure air pressure
measures wind speed
an instrument used to measure relative humidity, consisting of a wet-bulb thermometer and a dry-bulb thermometer
A scientist who studies the causes of weather and tries to predict it
Process by which gases hold heat in the air.
a huge body of air that has similar temperature, humidity, and air pressure throughout
horizontal moment of air from an area of high pressure to an area of low pressure
Winds that blow regularly between 30-60 degrees north and south of the equator.These winds play an important part in the weather in the United States.
winds that blow steadily from specific directions over long distances
Towering clouds with flat tops that often produce thunderstorms.
Rain that contains more acid than normal.
A layer found in the Stratosphere that protects the Earth's living things from dangerous ultraviolet radiation from the Sun.
Amount of mass in a given volume of air
percentage of water vapor in the air compared to the maximum amount of water vapor that air can contain at a particular temperature.
prevailing winds that blow from east to west between 60 degrees and 90 degrees latitude in both hemispheres
Land Breeze movement of air from land to sea at night, created when cooler, denser air from the land forces up warmer air over the sea
movement of air from sea to land during the day when cooler air from above the water moves over the land, forcing the heated, less dense air above the land to rise
Winds that blow over short distances caused by unequal heating of Earth's surface within a small area
winds that blow east to west between the equator and 30 degrees latitude (used by European traders seeking trade with the American colonies
The particles are packed together
measures the speed of the wind
blanket of air
A large body of air that has about the same tempature without
measures air pressure
the average of weather conditions in a area over a long period of time
when precipitation is there for a period of time
a metoroligist predicts what weathers gonna be like near the future
2 diffrent air masses or tempatures meet
earths warning due to gases in the atmosphere that trap heat near earths surface
studies the weather
sound caused by lightining
rain,hail,snow,sleet and ice
division of the year marked by changes in weather
a rotating colum of air that streches from a thunderstorm cloud to the ground
how hot or cold the air is
a device that mesures the tempature
a condition of the atmosphere at any time in a particular location
region of high pressure
a liquad of water that falls from the clouds to the ground
OCCURS DURING A STORM
STORM WITH STRONG WINDS AND HEAVY RAIN
WINTERSTORM WITH WINDS THAT ARE AT LEAST 35 MPH AND BLOWING SNOW
A rainstorm that includes lightning or thunder
An instrument used to measure atmospheric pressure
The height above Earth's surface
A large region of air that has a similar temperature and humidity
When wind reaches more than 199 kilometers per hour
The force put on a given area by the weight of it
The layer of gasses closest to Earth
A meeting place between air masses
The transfer of heat through the movement of a gas or liquid
blows steadily in predictable directions and over long distances
The air that surrounds Earth
A rotating funnel-shaped cloud that contains winds that blow up to 480 kilometers per hour
a seasonal wind that brings heavy rain
The average weather conditions of a place or region
An ongoing movement of ocean water
A rainstorm that includes lightning and thunder
an instrument used to measure atmospheric pressure
the height above Earth's surface
the amount of water vapor in the air
the air that surrounds Earth
the layer of gasses closets to Earth's surface
the force put on a given area by the weight of the air above it
the transfer of heat through the movement of gas or liquid
blows steadliy in pridictable directions andover long distances
the average weather conditions of a place or region
an ongoing movement of ocean water
a large region of air that has a similar temperature and humidity
a meeting place between air masses
a rainstorm that includes thunder and lightning
when the wind speed reaches more than 199 kilometers per hour
The state of matter in which materials have a definite shape and a definite volume
The state of matter in which a material has a definite volume but not a definite shape
The state of matter in which ba material has neither a definite shape or a definite volume
The energy an object has due to it's motion
A result of force distibuted over an area
A temperature of zero Kelvins
The direct proportion of the volume of a gas to it's temperature if it is constant
The inverse relationship between volume and gas
A reversable physical change that occurs when a substanve changes states of matter
A description of change in which a system absorbs energy from it's surroundings
The energy a substance must absorb into change from solid to liquid
A description of change in which a system releases energy to it's surroundings
The phase change in which a substance changes from liquid to gas
The energy a substance must absorb in order to change from solid to liquid
The process that changes a substance from liquid to gas based on temperature
The pressure caused by the collisions of particles in a vapor with the walls of a container
The phase change in which a substance changes from a gas or vapor to a liquid
The phase change in which a substance changes from a solid to a gas or vapor without changing to a liquid first
The phase change in which a gas or vapor changes directly into a solid without first changing into a liquid
Temperature,Elevation and Water Vapor affect?
The layer of gases that surrounds earth?
The horizontal movement of air from an area of high pressure to an area of low pressure is reffered to as?
The average of year after year conditions of temperature, precipitation, winds and clouds in an area?
Seventy-eight percent of Earth's atmosphere is made up of?
The condition of Earth's atmosphere at a particular time and place?
The contamination of Earth's land, water or air?
The amount of water vapor in a given volume of air?
A measure of how hot or cold an object is compared to a reference point?
The continual movement of water among Earth's atmosphere, oceans and land surface through evaporation, condensation and precipitation?
The change that Earth's rotation causes in the motion of objects and that explains winds curve?
The process by which molecules of water vapor in the air become liquid water?
The direct transfer of thermal energy from one substance to another substance that is touching?
The transfer of thermal energy by the movement of a fluid?
The process by which water molecules in liquid water escape into the air as water vapor?
Winds that blow steadily from specific directions over long distances?
The boundary where unlike air masses meet but don not mix?
Any form of water that falls from clouds and reaches Earth's surface?
The process by which water is lost through a plants leaves?
The lowest layer of Earth's atmosphere, where weather occurs?
An instrument used to measure changes in air pressure?
An instrument used to measure speed?
Wispy, feathery clouds made mostly of ice crystals that form at high levels?
Fluffy, white clouds, usually with flat bottoms that look like rounded piles of cotten?
Clouds that form in flat layers and often cover much of the sky?
The layer of Earth's atmosphere immediately above the stratosphere, the layer in which most meteoroids burn up?
The layer of Earths atmosphere where weather occurs
The layer of Earths atmosphere that contains the ozone layer
The layers of Earths atmosphere are categorized according to
A tool used to measure air pressure
A large body of air that had the same characteristics throughout
An air mass that forms over an ocean
The amount of moisture in the air
Thunderstorms often occur with a ______ front
A large, spiraling storm that can be hundreds of miles across and can last for more than a week
The force of all the air pressure pressing on the earth
When a tropical storm becomes a hurricane, it is due to the change in
An Instrument used to measure the amount of precipitation
Measures wind speed
Measures how hot or cold it is
Horizontal movement of air from an area of H pressure to L pressure
What determines the direction of the wind blows
What is used to measure air temperature
What is used to use to measure air humidity
What measures wind speed
What measures the amount of rain that has fallen over a specific period of time
what is used to measure air preassure
what measures weather conditions higher up in the atmosphere.
what measures relative humidity, using the cooling effect of evaporation.
what is a navigational instrument for finding directions.
what is used to photograph and track large-scale air movements.
Mass per unit volume of air; about 1.275 km per cubic meter at 0ºC and 1000 millibars.
A large expanse of air having similar temperature and humidity at any given height.
A severe weather condition characterized by low temperatures and strong winds (greater than 32 mi/hr) bearing a great amount of snow. When these conditions continue after the falling snow has ended, it is termed a ground blizzard.
The ratio of the mass of a substance to the volume occupied by it.
Water that has condensed onto objects near the ground when their temperatures have fallen below the dew point of the surface air
The process by which a liquid changes into a gas
Ice crystals that form on surfaces instead of dew when the dew point is below freezing.
The cumulative force exerted on any surface by the molecules composing air.
A very cold and dry air mass that forms primarily in winter and the northern interior of North America.
The accumulation of daily and seasonal weather events over a long period of time. A description of aggregate weather conditions; the sum of all statistical weather information that helps describe a place or region
Distant lightning that illuminates the sky but is too far away for its thunder to be heard
Any sudden and heavy rain shower.
A period of abnormally dry weather sufficiently long enough to cause serious effects on agriculture and other activities in the affected area.
A form of energy transferred between systems by virtue of their temperature differences.
A severe tropical cyclone having winds in excess of 64 knots (74 mi/hr).
An increase in air temperature with height
A visible electrical discharge produced by thunderstorms.
The climate structure of the air space near the surface of the earth.
A breeze that blows from the land out over the water. Opposite of an onshore breeze.
A breeze that blows from the water onto the land. Opposite of an offshore breeze.
A layer of soil beneath the earth's surface that remains frozen throughout the year.
A cold air mass that forms in a high-latitude source region.
Climates in which the mean temperature of the warmest month is below 10ºC; climates that are too cold to support the growth of trees.
Any form of water particles-liquid or solid-that falls from the atmosphere and reaches the ground.
The wind direction most frequently observed during a given period.
Energy propagated in the form of electromagnetic waves. These waves do not need molecules to propagate them, and in a vacuum they travel at nearly 300,000 km per sec.
Precipitation in the form of liquid water drops that have diameters greater than that of drizzle.
The atmospheric pressure at mean sea level.
A coastal local wind that blows from the ocean onto the land. The leading edge of the breeze is termed a sea breeze front.
A fairly bright lightning flash from distant thunderstorms that illuminates a portion of the cloud.
A type of precipitation consisting of transparent pellets of ice 5 mm or less in diameter. Same as ice pellets.
a mixture of smoke and fog
Solid precipitation in the form of minute ice flakes that occur below 0ºC
An aggregate of ice crystals that falls from a cloud
An intense, rotating column of air that protrudes from a cumulonimbus cloud in the shape of a funnel or a rope and touches the ground.
The winds that occupy most of the tropics and blow from the subtropical highs to the equatorial low.
Organized thunderstorms with a cyclonic wind circulation between 35 and 64 knots.
The state of the atmosphere in terms of such variables as temperature, cloudiness, precipitation, and radiation.
The rising of water (usually cold) toward the surface from the deeper regions of a body of water.
A hurricane that forms in the western Pacific Ocean
The way the water gets pulled by the moon's position
The amount of water in the air
The lines that connect air pressure zones
When a cold front catches up with a warm front
Used to measure temperature
Usually is sunny, but is humid
When the Earth points in a certain way towards away or towards the sun
The visible air pollution in urban areas
Used to measure solar radiation
Used to measure Humidity in the air
Used to measure the air pressure in the area
The way people measure the scale of a hurricane
Used to measure the air speed in the area
Used to measure the scale of earthquakes
The approaching weather in your area
Very rainy and not very humid, usually colder
High wind speeds capable of taking down houses and flipping cars
Scale used to measure the scale of tornadoes
The temperature that dew begins to form
A hurricane in the Indian Ocean