Tread lightly on the Earth and Atmosphere

Frage	Antworten
Describe the water cycle	the water from rivers, oceans or creeks, evaporates and forms into a gas. The water than is carried through to wind which is called condensation and forms into a cloud. The cloud is than transformed back into a liquid and falls as rain. This is called precipitation. As the water than flows down the mountain or from were it fell some goes into the ground and flows bak to the rivers or some goes into the plants which is called transpiration.
What effect does the sun and moon have on the hydrosphere?	Moon: Tides, Sun: Water cycle
What are the basic building blocks of rocks?	Minerals
What are the properties of minerals?	Atoms
What is physical weathering?	Weathering is the breakdown of rocks - Minerals and sediments can be removed by - action of water, wind hot and cold temperatures.
What is the chemical weathering?	Action of chmicals, eg. Rain and Animal waste

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