(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.
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water, wind, ice & gravity
plant roots
wind picking up and depositing sand in the desert creates a
alteration and breakdown of rock by chemical reaction
Horizon B
breakdown and movement of sediment
Horizon O
weather SLOW
acid rain dissolves minerals in statues
mixture of weathered rock, water, air & humus
Horizon A
decaying organic material from plants and animals
wind and water weather a rock by friction
iron in the rock reacts with water and oxygen to weaken the rock
weather FAST
layer of rock beneath soil
ice expands when freezing and breaks rock
Horizon C
rockslide breaks rock down on side of mountain
breakdown of rock by water, wind, ice, gravity, and living organisms
water dissolves minerals in limestone and creates a cave
