STA 6 Grade Science Chapter 6 Vocab 18-19

Front

Water table

Back

Upper surface of groundwater between topsoil and tightly packed rocks.

Front

Sedimentary rock

Back

Forms from small pieces of rocks, minerals, and shells being deposited, buried, squeezed, and cemented.

Front

Precipitation

Back

Water falling from clouds as rain, sleet, hail, or snow.

Front

Crystal: a solid with an orderly, fixed structure

Back

a solid that has a structure arranged in orderly, fixed patterns

Front

Biodegradable

Back

Breaks down naturally over time.

Front

Watershed:

Back

Region contributing water to a river system.

Front

Ozone layer

Back

A layer of ozone gas in Earth's atmosphere that screens out much of the Sun's UV rays.

Front

Mineral:

Back

Naturally occurring solid materials of Earth's crust.

Front

Metamorphic rock

Back

Forms from other rocks changed by heat, pressure, or chemical reaction.

Front

Reservoir

Back

Natural or artificial lake storing freshwater.