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