Weather Systems

_____________ is the main source of energy for the Earth.

• gas
• sun
• heat
• infrared

Stars give off energy over the wide range of wavelengths that make up the _______________.

• electromagnetic spectrum
• infrared
• extensive
• heat of fusion

1.  Earth also radiates electromagnetic energy, mostly in the _____________ (_______) part of the spectrum.

• infrared (heat)
• Infrared (vapor)
• water vapor
• vaporization

1.  Evaporation is the change of state from ________________ to _______ or ___________.

• liquid, gas, vapor
• vapor, liquid, liquid
• water, ice, salt
• gas, liquid, vapor

1.  The three stages of water are ______________, ____________________ and _____________________________.

• Ice, Liquid water, water vapor
• Ice, Melting, snow

1.  The energy needed to melt one gram of ice is 80 Cal/g.  This is called the _____________________________________________.

• heat of fusion
• heat of vaporization
• heat
• melt

1.  The boiling point of water is _____________________.

• 100 degrees C
• 0 degrees C
• 32 degrees C

1.  When ice reaches _______________, it begins to melt.

• 0 degrees C
• 0 degrees F
• 32 degrees C
• 100 degrees C

1.  The energy necessary to change one gram of a substance from the liquid to the vapor state is called the ______________________________________________.

• heat of vaporization
• heat of fusion
• state of Water
• state of vapor

1.  A _______________________________ is a weather map that shows a variety of atmospheric field qualities.

• synoptic weather map
• weather symbol
• geography
• stationary front