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Crucigrama Sopa de Letras Hoja de Trabajo
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Geo: 2-4 Crossword

Teacher: Mrs. Romfo
Horizontales
Layer of gases that surround the earth
Much of the earth's biodiversity is found here.
The earth's crust
Thick haze of smoke and chemicals due to pollution
Gases in the atmosphere trap the sun's heat
Changing what is planted from year to year.
A place shared by a variety of plants and animals
Verticales
The Earth's ground and surface water
When chemicals in air pollution combine with precipitation
All the different living organisms on earth
Process where water is collected and distributed for crops
Cutting down forests w/o replanting
The careful use of resources to avoid waste
Powerful chemicals which kill crop destroying insects