Show:
States of Matter
Water Cycle
Weather Instruments
Weather Maps
Weather vs. Climate
100
What controls whether water is a gas, liquid or solid ice?
What its temperature is
100
What causes the water vapor rising from the ocean to become a cloud?
cooling of the air temperature
100
What instrument would be used to determine the direction of the wind?
Wind vane
100
When a cold air mass is pushing a warm air mass up, what type of front is this?
Cold front
100
What is the main difference between weather and climate?
Weather is short-term and climate is long-term.
200
What is water vapor doing when it changes to water?
It is condensing
200
What is the processes water goes through, in order, as it moves from the surface of the ocean to when it becomes part of the cloud?
Evaporation, then condensation
200
What weather instrument measures temperature?
Thermometer
200
When a warm air mass is slowly over taking a cold air mass, what type of front is this?
Warm front
200
Which statement best describes weather? Weather is
The current conditions at a certain time and place.
300
What is water doing when it is changed to water vapor?
It is evaporating
300
Where does condensation occur in the water cycle?
When clouds form
300
What weather instrument is used to measure wind speed?
Anemometer
300
What is it called when two air masses meet?
Front
300
Which statement best describes climate? Climate is
An average of the conditions in an area over a long period of time
400
At what temperature does water turn to water vapor?
212 degrees Fahrenheit
400
On which kind of day would you expect the most evaporation from the surface of a pond?
warm, sunny
400
What weather instrument is used to measure precipitation?
Rain guage
400
When looking at a weather map you notice a blue line with triangles, what does this symbol mean?
Cold front
400
What season usually has the coldest temperature?
Winter
500
At what temperature does water freeze?
32 degrees Fahrenheit
500
How can water vapor in the air return to Earth?
it condenses then precipitates
500
What weather instrument is used to measure the air pressure?
Barometer
500
When looking at a weather map you notice a blue line with triangles and red semi circles, what does this symbol mean?
Stationary front
500
What season usually has the hottest temperature?
Summer