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15 Cards in this Set

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Quarry
A place where rock is dug from the earth
Archaeopteryx
A type of bird that lived millions of years ago
Properties of minerals
Surface feel, color, hardness
coal
A fuel that was formed from ancient plants
Decay
When an organism dies, it slowly breaks down or rots
nutrients
material that plants and animals need in order to live and grow
plant roots
take water and nutrients from the soil, hold plants in place, add nutrients to the soil, and help to slow erosion
loam
a good planting soil that is a mixture of clay, silt, sand, and humus
landfill
a place where garbage is buried in soil
compost
a type of humus made from leaves, grass, fruit, and vegetables
How can you conserve water?
Turn off water when you brush your teeth
Take short showers instead of baths
Fill the bathtub half full
Be sure faucets are not leaking
Sweep sidewalks with broom, not water in a hose
Turn off water when not using
Wash bicycles on the grass
How can you help reduce waste? Where should you put it instead of the trash?
You should recyle.
You can make a compost pile
Fossil
The hardened parts or marks left by a plant or an animal that lived and died millions of years ago
clay
A type of soil that is not good for planting because its grains are packed too closely together and it is difficult for water to pass through it
humus
The decayed remainings of plants and animals