Using Earth's Resources: Peru's Mountains: Peru's Mountains Flashcards


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created 11 years ago by pmcdonald2
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Using Earth's Resources
Grade levels:
4th grade
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1

alloy

- a mix of two or more metals

2

altitudes

- heights from sea level

3

conductor

- a material that easily transmits heat or
electricity

4

conservation

- protection and careful use of natural resources

5

deforestation

- the burning or cutting down of forests

6

depleted

- reduced over time

7

deposits

- layers of a mineral or fuel in or on Earth

8

malleable

- soft and easy to mold into different shapes

9

minerals

- solid materials that can be dug out of the ground

10

natural resources

- materials that are found in nature and are useful
to people

11

nonrenewable

- not able to be replaced once it is used

12

properties

- special features or qualities

13

quinine

- a medicine made from the bark of the cinchona
tree

14

recycling

- turning used material into new products

15

renewable

- able to be replaced by nature once it is used

16

replenished

- replaced or created again

17

tropics

- the area between the Tropic of Cancer and the
Tropic of Capricorn