Air moves from areas of _____ pressure to ______ pressure.
High to low
What is what all currents carry?
Thermal Energy
What is the cause of surface currents?
wind
What causes air circulation?
The uneven heating of the earth
What causes the density of water to change?
Temperature and salinity
The horizontal movement of air from an area of high pressure to an area of lower pressure
What is wind?
Cold, dense air sinks ; Warm, less dense air rises; This happen in a cycle
What is convection?
On the Earth, where is sunlight the most concentrated? Where is it the sunlight the least concentrated (more spread out)?
At the equator and at the North and South Poles
Name the three global wind belts.
What is the trade winds, the westerlies, and the easterlies