boundaries
soil layers
point source vs non point source
rain shadows/ pressures
seasons
100

-earthquakes

-sea level rise 

-San Andres fault 

what is transform boundary?

100
layer with unweathered rocks

what is layer R?

100

Oil, grease, and other pollutants from streets, parking lots, and construction sites washed into storm drains and eventually into rivers, lakes, and oceans.  

what is a non point source pollution?
100

wet and cool climate

what is winward rain shadows?

100

earth is closer to sun during this season

what is in winter?

200

-mountains

-volcanic arcs

-Africa, India, Asia 

what is a convergent boundary?

200

layer with subsoil accumulating minerals like clay

what is layer B?

200

factory dumping waste into a nearby river from a pipe.

what is a point source pollution?

200

dry and arid climate

what is leeward rain shadows?

200

equator is directly hit during these two months

what is September and March?

300

-exploding volcanoes

-ocean trenches

what is subduction?

300

layer rich in minerals and organic material

what is layer A?

300

runoff from rain that carries fertilizers and pesticides

what is a non point source?

300

the rain falls on this side while the other side is dry

what is the near side?

300

this tropic is when the sun is directly hitting during winter of the northern hemisphere

what is tropic of Capricorn?

400

-new crust

-mid Atlantic ridges 

what is divergent a boundary?

400

layer with rocks begging to be weathered

what is layer C?

400

storms washing chemicals and etc from urban areas into body's of water.

what is a non point source?

400

sucks air in

what is low pressure?

400

this tropic is when the sun is directly hitting during summer of the northern hemisphere

what is the tropic of cancer?

500
most common boundary

what is divergent plate boundary?

500
layer with organic matter like decomposed leafs?

what is layer O?

500

an oil spill from a tank that leaks into ocean

what is point source?

500

pushes air away

what is high pressure?

500

this is the date if the next solar eclipse that is visible in north america

august 12th 2026