Temperature, humidity, and wind speed are all measurements of what substance?
air
200
What instrument measures the amount of rainfall?
a rain gauge
200
Which clouds are like blankets or sheets covering the sky?
stratus clouds
200
What are two weather cues that show a storm is coming?
a drop in the barometric (air) pressure
cirrus clouds
higher winds
winds from the south
lower temperature
higher humidity
200
The weather bureau predicts a nice day for your family trip to the zoo. It rains instead. Why was the weather bureau wrong?
Weather has many factors that may change quickly
200
The end of a syringe can be closed with a finger. When the plunger is pushed, it will only go part way. Why?
The syringe is full of air
300
What does an anemometer measure?
wind speed
300
What clouds look wispy like hair?
cirrus
300
A calm day with little wind usually means the next day will have what kind of weather?
the weather will stay the same
300
A student was given the assignment of measuring the amount of precipitation in her town for the months of March, April and May. What weather tool should she use?
a rain gauge
300
What is the most likely temperature for Salt Lake City in January?
About 20 to 30 degrees F.
400
What weather instrument measures wind direction?
weather vane or wind vane
400
Which clouds are the lowest in the sky?
stratus clouds
400
What does a day with much wind from the south usually mean about the weather?
colder weather or a storm is coming
400
A student noticed that the sky was cloudy. Next, he recorded the outside air temperature which was 20 degrees F. He then predicted that snow would fall that day. What would explain his prediction?
Air temperature affects precipitation, and below freezing results in snow.
400
What would be an average temperature in Salt Lake City for the month of July?
Around 85 to 100 degrees F.
500
What does a thermometer measure?
the air temperature
500
Which clouds are the highest in the sky?
cirrus clouds
500
What weather data would you need to collect to make an accurate forecast? List four or more
air temperature, wind speed, wind direction,
humidity (amount of water in the air), air pressure, clouds
500
The weather forecaster says that a thunderstorm is approaching your town. What kind of weather is coming?
dark cumulus clouds, low temperatures and rain
500
What is the most important goal of weather forecasting?