Use these words to fill in the blanks below.

volcanoes	mountains	geologist's hammer
magnifier	sedimentary rock	chisel
igneous rock	safety glasses	geysers
fossils	earthquake	metamorphic rock

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Rock made by the cooling of magma; not layered; examples are granite and basalt.

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Sediment that under great pressure becomes rock; it is layered; examples are sandstone, shale and conglomerate.

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Baked rock or rock that has changed form; examples are marble and quartzite.

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Used to pull rocks out of the hillside and for breaking them apart.

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Used with a hammer to chip stone as well as for digging things loose.

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These help protect eyes while digging and exploring.

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This is a special type of glass that is used to make things appear larger so they can be examined more closely.

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Holes in the ground through which streams of melted rock pour out of the earth; may form into a mountain peak.

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Steam and boiling water that is blown into the air.

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Rocks in one area (under great pressure from other rocks) that crack together and cause the phenomenon of "shaking" earth.

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This land feature can be formed by volcanic action, erosion, or by uplift.

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A trace of animal or plant life from millions of years ago that has hardened into rock.

Last updated June 8, 1996

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