Ch. 6 Earth's Resources Vocabulary

natural, non-living solid crystals that make up rocks

• mineral

• rock

• luster

• streak

the way the surface of a mineral reflects the light

• streak

• cleavage

• luster

• hardness

how easily the surface of a mineral can be scratched

• luster

• mineral

• streak

• hardness

the color of the powder that a mineral leaves when it is scratched

• luster

• streak

• line

• mineral

property of minerals to break along smooth, flat surfaces

• cleavage

• taste

• streak

• touch

rocks that form from molten rock. They may form above or below the Earth's surface

• Metamorphic

• Sedimentary

• Igneous

rocks that form when layers of sediments settle on top of one another and harden. They can be made up of soil, shells, bits of rock & dead plant & animal matter

• metamorphic

• sedimentary

• igneous

rocks that have changed as a result of heat and pressure. These rocks can form from sedimentary, igneous and metamorphic rocks

• metamorphic

• sedimentary

• igneous

a natural land feature on Earth's surface. Ex - mountains, canyons, valleys

• erosion

• rock

• weathering

• landform

the process of carrying away weathered bits of rock

• wind

• erosion

• weathering

• water