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Chapter 10
The Earth's Resources
20
Science
4th Grade
08/21/2012

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Cards

Term
A large area of land where garbage is buried
Definition
landfill
Term
A natural resource that is a basic need of all living things
Definition
water
Term
Resources can be either ____ or ____
Definition
renewable or nonrenewable
Term
A person who manages a forest
Definition
forester
Term
Power produced by moving water
Definition
hydroelectric
Term
A resource that cannot be easily replaced
Definition
nonrenewable resource
Term
Farmers can help maintain the soil by
Definition
controlling erosion and replacing nutrients
Term
Coal, oil, copper, and iron are examples of
Definition
nonrenewable resources
Term
Formed when plants or animals are buried quickly
Definition
fossil fuels
Term
Fossil fuels are a
Definition
nonrenewable resource
Term
Most fresh water that people use comes from ___
Definition
ground water
Term
Power produced by the flow of air
Definition
wind power
Term
A resource that can be replaced naturally in a short amount of time
Definition
renewable resource
Term
Six ways trees are used as a resource
Definition
1. for food
2. for houses
3. for furniture
4. for paper
5. for musical instruments
6. for oxygen production
Term
The materials in nature that God made for our use
Definition
natural resources
Term
Three kinds of fossil fuels
Definition
1. coal
2. oil
3. natural gas
Term
Used to grow crops
Definition
soil
Term
Water must be ___ and ___ to be useful
Definition
available and clean
Term
Power produced by energy from the sun
Definition
solar power
Term
Water, trees, and soil are examples of
Definition
renewable resources
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