Show:
Wind
Fronts
Local Winds
Global Winds
Air
100
The sun's rays are least direct _________
What is near the poles?
100
The freezing point of pure water on the Celsius scale is ________
What is 0 degrees?
100
Cool air tends to _______________
What is be more dense and flow under warm air?
100
Cold, dry air affecting the northern United States in winter often comes from ______________
What is continental polar air masses?
100
When a warm air mass overtakes a cold air mass, it forms a (an) ___________________
What is warm front?
200
The less mass in a given volume of air, the _______
What is less dense the air?
200
Heat transfer between two substances that are in contact is called _______________
What is conduction?
200
Global winds generally __________________
What is blow from specific directions over long distances?
200
What kind of weather would a continental tropical air mass that formed over norther Mexico bring to the southwestern United States?
What is hot and dry?
200
A major difference between cyclones and anticyclones is ____________________
What is the direction of their wind?
300
As you rise upwards in the atmosphere, air pressure _____
What is decreases?
300
Heat from the sun reaches you by ______________
What is radiation?
300
Earth's rotation makes global winds curve. This is called the _________________
What is Coriolis effect?
300
The prevailing westerlies, the major wind belts over the continental United States, generally push air masses from _______________
What is west to east?
300
Weather associated with an anticyclone is generally _______________________
What is dry and clear?
400
When climbing a high moutain, you get out of breath easily because _______________
What is the percentage of oxygen in the air decreases?
400
Convection takes place because _______________
What is cold air is more dense than warm air?
400
Two conditions are required for cloud formation: cooling of the air and _________________
What is the presence of particles in the air?
400
When a rapidly moving cold air mass overtakes a slow-moving warm air mass, the result is a (an) ___________________
What is cold front?
400
A funnel-shapped cloud that touches Earth's surface is called a ______________
What is tornardo?
500
The total energy of motion in the particles of a substance is called ____________
What is thermal energy?
500
Winds are caused by differences in ________________
What is air pressure?
500
Any form of water that falls from clouds is called ___________________
What is precipitation?
500
When a warm air mass and a cold air mass meet and neither can move the other, the result is a (an) __________________________
What is stationary front?
500
Hurricanes typically form over _________________
What is warm ocean water?