Clouds & Atmosphere
Where does most weather occur?
Troposphere
What is the main source of energy for weather?
The sun
What is a front?
Meeting place between air masses
What instrument measures temperature?
Thermometer
Which city changes temperature more: San Francisco or Dallas?
Dallas
What type of cloud means fair weather and forms high in the sky?
Cirrus
Why does the equator have less seasonal change?
Sunlight is more direct year-round
What does a big “H” on a weather map mean?
High pressure = clear weather
What measures wind speed?
Anemometer
Difference between weather and climate?
Weather = short-term, Climate = long-term
What kind of cloud brings steady light rain?
Stratus
Why can one place be warmer than another?
Different latitudes get different sunlight angles
What happens when a cold front passes?
Sudden drop in temperature, possible storms
Example of weather hazard?
Tornado
Why is New York cooler than Rio de Janeiro?
Higher latitude (farther from equator)
Which layer is above the stratosphere?
Mesosphere
What causes seasons on Earth?
The tilt of Earth's axis
What is shown with red half-circles on a map?
Warm front
How can you stay safe during a tornado?
Go to an interior room or basement
What data do climatologists use to define climate?
Average temp & precipitation over 30+ years
Why do cirrus clouds not produce rain?
Made of ice crystals, too high and thin
When are days longest in the Northern Hemisphere?
Around June 21 (summer solstice)
What does “L” mean on a weather map?
Low pressure = cloudy or stormy weather
Two items in a hurricane kit?
Water, flashlight (plus others)
How does distance from ocean affect temperature?
Oceans moderate temperature changes