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