FACTORS THAT AFFECT:
- TEMPERATURE: When the temperature is very low, water freezes and plants cannot grow.
- HUMIDITY: Animals and plants need it.
- RELIEF: When the relief is steep, it's difficult for plants and animals.
- SOIL: Some soils are deeper and more fertile.
ROCK
The earth's surface is covered by rocks.
Its originate in differents ways:
- Form from lava in volcanoes. EX: BASALT.
- Form from fragments of other rocks. EX: CONGLOMERATES.
- Form at high temperatures inside the Earth. EX: GRANITE.
- Form at the bottom of the sea. EX: LIMESTONE
- Form from the remains of plants. EX: COAL.
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