Natural Resources
fluorite, quartz, graphite, and talc
4 common minerals: ___________________________
nonrenewable
Oil, natural gas, and coal are examples of _________________ energy
renewable
Sunlight, wind, and water are examples of ___________________ energy
geological processes
__________ form minerals of thousands of years
fossil fuels
a material such as coal, oil, and natural gas that are formed under Earth's surface from dean plants and animals.
conservation scientist
a scientist who ensure that natural resources are sensibly used and that threats to the environment from human activity are reduced or eliminated.
metal
a substance that conducts heat and electricity, tends to be shiny, and is used for many industrial applications
hydrocarbon
a substance that is made of hydrogen and carbon
renewable resource
elements available in nature that are naturally replenished
heat; igneous
minerals are formed when constant __________ and pressure are applied, or from the crystallization of __________________ rock.
minerals
naturally occurring solids that can be found on and beneath Earth's surface
nonrenewable resource
resources available in nature that are not easily replenished.
conservation
the act of protecting and preserving the environment and resources available in nature.
quartz
used by computer manufacturers and electronics and watches
talc
used in cosmetics and talcum powders, paint, paper, rubber, and plastic
graphite
used in pencils, used as a lubricant for machine parts, and in batteries
fluorite
used in toothpaste, steel and ceramic industries, and optics industry.