Tan
The sun hits the Earth most directly at the ____________.
This is responsible for our 24-hour day.
The rotation of the Earth.
This type of pressure can be an indication of stormy weather.
low pressure
This type of pressure can be an indication of calm weather.
high pressure
How are fronts indicated on weather maps?
With an L or an H.
The angle at which light hits the Earth affects _____________ and ___________.
intensity and temperature
This is responsible for our 365 1/4 day calendar year.
Earth's revolution around the sun.
What types of clouds produce precipitation?
cumulus clouds
Warm, less dense air is replaced by ____________.
cool, more dense air
These imaginary lines run horizontally across the Earth.
Lines of latitude
Light intensity corresponds to _____________ and _____________.
latitude and temperature
This is the unit given for the measurement of the light of the sun.
lux
The boundary between large air masses is called ____________.
a front
These imaginary lines run vertically across the Earth.
lines of longitude
The zero line of latitude is called _____________.
the equator
Temperature on earth varies by ____________.
latitude
This is responsible for the seasons.
earth's tilt
The zero line of longitude is called ______________.
Prime Meridian
Increased hours of daylight result in increased ____________.
temperature
What instrument was used to tell time before electricity was discovered?
sun dials
These are the six atmospheric conditions that make weather.
temperature, cloud cover, air pressure, humidity, precipitation, wind
A good model of how light rays hit the Earth should include ______________.
sun, earth, highest and lowest intensity rays
During the day, if you cannot see your shadow what time of the day is it?
noon or 12:00 PM
If your shadow is long what time of the day could it be?
early morning or late afternoon
As light is diffused over a larger area what is the effect on temperature?
temperatures would be colder