(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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alteration and breakdown of rock by chemical reaction
breakdown of rock by water, wind, ice, gravity, and living organisms
Horizon B
water, wind, ice & gravity
layer of rock beneath soil
mixture of weathered rock, water, air & humus
wind and water weather a rock by friction
acid rain dissolves minerals in statues
weather FAST
Horizon C
decaying organic material from plants and animals
Horizon O
plant roots
Horizon A
Horizon R
weather SLOW
ice expands when freezing and breaks rock
rockslide breaks rock down on side of mountain
iron in the rock reacts with water and oxygen to weaken the rock
wind picking up and depositing sand in the desert creates a
water dissolves minerals in limestone and creates a cave
