Soil is made up of broken rock, humus, water, and .
TRUE or FALSE: Color cannot be used to identify minerals.
TRUE or FALSE: Crystal shape is a characteristic used to identify minerals.
TRUE or FALSE: The layers of soil from the outer surface of the earth downward are topsoil, bedrock, and subsoil.
TRUE or FALSE: Minerals are identified by their characteristics.
TRUE or FALSE: Minerals can be found in foods, jewelry, glass, and computers.
TRUE or FALSE: Rocks are classified by how they form.
TRUE or FALSE: Rocks can only be made of one type of mineral.
TRUE or FALSE: The surface of the earth never changes.
Water, wind, plants, and can break apart rocks.
What are hard pieces of the earth's surface called?
What are solid materials in nature that were never alive?
What characteristic of a mineral is tested by looking at the mark it makes on a white clay tile?
What characteristic of minerals is tested by scratching with a nail, penny, or fingernail?
What is an opening in the earth that allows hot, melted rock to come to the surface?
What is any part of a living thing that is naturally preserved after it dies?
What is loose material on the surface of the earth?
What is solid, unbroken rock?
What is the breaking down of rocks called?
What is the hardest of all minerals?
What is the layer of soil that contains humus and is where plants grow?
What is the second layer of soil that does not contain humus?
What part of soil is made up of the remains of living things that have died and decayed?
What sedimentary rock was changed into the metamorphic rock marble?
What sedimentary rock was changed into the metamorphic rock slate?
What type of rock are limestone, sandstone, and shale?
What type of rock are marble, slate, and gneiss?
What type of rock are obsidian, granite, and pumice?
What type of rock is formed when hot, melted rock cools?
What type of rock is formed when igneous or sedimentary rocks are changed by great heat and pressure?
What type of rock is formed when layers of sediment are pressed together and harden?
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