Rocks and Soils Crossword Puzzle
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QUESTIONS LIST:
- sedimentary: _ rocks are formed in layers.
- sieve: you can use a _ to separate different sized pieces in soil.
- wear: granite is used for doorsteps because it doesn't _ out easily.
- natural: rocks are _ materials.
- fossils: dead plants and animals form _ in sedimentary rocks.
- sandy: _ soils let water run through them easily.
- split: slate is used for roof tiles because it can be _ into thin sheets.
- strong: rocks are used to build walls because they are _ .
- volcano: when a _ erupts, magma reaches the surface of the earth and cools quickly.
- igneous: _ rocks are formed when magma (melted rock) cools.
- grains: the texture of a rock describes the _ in it.
- clay: _ soils do not let water run through them easily.
- crystals: _ are often found in igneous rocks.
- marble: _ rock is often used to make table tops and statues.
- metamorphic: _ rocks have been changed by heat or pressure.
