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Chapter 7 Natural Resources
Terms in this set (24)
materials that are found on Earth that people use
materials that are continually being replaced and will not run out
materials that cannot be replaced quickly enough to keep from running out
rock that contains metal
a source of energy that formed from the remains of things that lived millions of years ago
Name types of renewable resources.
plants, water, sunlight, wind
Name types of nonrenewable resources
natural gas, coal, soil
How does coal form?
From plants that died millions of years ago
Most of Florida's nonrenewable resources are collected through _______________.
This is an important Florida resource that is used to make fertilizer.
Name five natural resources in Florida.
Phosphate, silicon, sun, wind, oil
How are nonrenewable and renewable resources alike and different?
Alike in that they occur naturally in the environment, but different because nonrenewable cannot be replaced.
What is natural resources people cannot live without?
water, sun, air
How does water renew itself?
It evaporates into the air, which cleans it by dirt falling out, then it forms into tiny drops in the clouds, then the precipitation falls from the clouds back to Earth. Water is recycled
Name products made from trees.
boards, plywood, and paper from wood pulp
Name products made from nonrenewable resources.
granite, marble, limestone for roads, and silicon for glass
Name some metals collected from ore.
Copper, aluminum, and iron.
What metal is steel made from?
Where are natural gas and oil found?
Underground beneath layers of rock or ocean
What natural resource is melted to make glass?
How is copper removed from ore?
1) The ore is heated to very high temperature
2) The copper melts and separates from the rock
3) The melted copper is cooled and shaped
How do ores differ from other rocks?
The ore contains metals
How is sunlight a resource people need?
They depend on it for heat and light, and can make electricity from it
Could humans survive without soil?
No, soil is necessary to grow food and plants. Plants are necessary to put oxygen back into the air.
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