1) A river of ice is called a _________. a) mountain b) avalanche c) river d) glacier 2) Glaciers moves very, very _________. a) fast b) slowly 3) In some mountains, there are big _________. a) ice b) crevasses c) avalanches d) rivers 4) Crevasses are ________ in the ice. a) rivers b) fall c) volcanos d) holes 5) People can _______ in crevasses. a) fall b) climb c) walk 6) In an _________, lots of snow falls from the mountain. a) glacier b) mountain c) avalanche d) ice



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