Crest, and the least dense the Trough
This may be known as grassland, savanna, or savanna grassland.
Well, a warm front already indicates that warm air has risen over a cold air mass. So when that warm air meets an area of cold dense air, this signifies another warm front will occur. At this area of convergence, a warm front will bring rainy/wet weather.
A gap in an area's geologic history is called an unconformity.
a broad area of flat or gently rolling land is called a plain.
Most notable is the so-called 'Ring of Fire', an area encircling the Pacific Ocean where oceanic crustal plates are subducting under continental plates and less dense oceanic plates.
It is called diffusion.
Diffusion
compressional waves
Slums
compression
active transportation is the movement of molecules from a less crowded area to a more crowded area. passive transportation is the movement of molecules from a more crowded area to a less crowned area.
It requires energy.
Big balls> oo
It requires energy.
It requires energy.
It requires energy.
an area of a city that was poor, dangerous, and crowded