science weather
Terms
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- The size at which water droplets in clouds become too large to stay suspended is _____.
- 0.2 millimeters
- ____ makes conditions on earth suitable for life.
- atmosphere
- ___ is the amount of mass in a given volume of air. Or mass divided by volume.
- density
- In the composition of the atmosphere- __% is carbon dioxide.
- 0.0036%
- Describe cumulus clouds.
- dense, puffy, cottony looking
- The ____ is the layer of gases that surround the earth.
- atmosphere
- ___ is the force pushing on an area of surface.
- presure
- In the composition of the atmosphere- ___% in nitrogen.
- 78
- Temperature at which air is saturated and condensation takes place is the ____.
- dew point
- In the composition of the atmosphere- __% is oxygen.
- 21
- Air presure is measured with a ____.
- barameter
- In the composition of the atmosphere- ___% is argon
- 0.93%
- A Low presure system is associated with...
- rain
- Describe cumulonimbus clouds.
- tall, dark, associated with thunderstorms
- What is the coldest part of the atmosphere? How cold can it get?
- the outer mesosphere (-90 degrees Celcius)
- ____- warm air mass moves into cold air mass
- warm front
- What is an example of how oxygen is important for other processes?
- burning fires
- descibe Stratus clouds.
- low-lying, gray, associated with light precipitation
- ___ is the middle layer of atmosphere(50-80km)
- mesosphere
- describe cirrus clouds.
- thin, high whispy clouds, made of ice
- ____ is the inner lowermost layer where weather appears. It is 0-12 km
- troposphere
- _____- air masses have stopped moving.
- stationary front
- ___ is the measure of thermal energy in the atmosphere.
- temperature
- How do we get nitrogen into our bodies?
- bacteria converts the nitrogen to nitrates which plants use. We then consume the plants
- Outer space with no definite boundaries is the ___.
- Thermosphere
- ___- cold air mass moves into warm air mass forcing the warm air mass up rapidly.
- cold front
- ___ is the area where the o-zone is located (12-50 km)
- stratosphere
- The thermosphere is divided into two parts the ____ and the ____.
- ionosphere and the exosphere
- ___ is the measure of how much of available air space is filled with water vapor.
- Relative Humidity
- ___- two cold air masses merge forcing the warm between them and off the ground.
- occluded front
- temperature is measured with a _____.
- Thermometer
- High Presure is associated with ....
-
1. clear weather
2. clockwise rotation
3. cool sinking air - ____ also decreases with altitude.
- density
- What are the four types of precipitation?
- rain, snow, sleet, hail
- Realative Humidity is measured with a ____ or ____.
- psychrometer, hygrometer
- Which front is difficult to predict?
- occluded front
- Air presure decreases with _____.
- altitude
- ___ are boundaries between 2 different air masses
- fronts
- What are the four layers of the atmosphere?
-
troposphere
stratosphere
mesosphere
thermosphere - ____ air holds lots of water.
- warm
- ___ is the amount of moisture in the air.
- humidity
- Low pressure systems move in a....
- counterclockwise rotation
- ___ is the outermost atmosphere. It is about 80 km high.
- thermosphere
- Oxygen is necessary to get...
- fuel from foods we eat in process of cellular respiration