Date post: | 18-May-2015 |
Category: |
Education |
Upload: | leonarderce |
View: | 152 times |
Download: | 2 times |
Chapter 7What a wonderful World
Overview of the Physical Environment
• Components
• Land – landforms, Rocks
• Water – River, lakes Oceans
• Air – Weather & Climate
• Living Environment – Natural Vegetation, Wildlife
LandLandforms,
rocks
WaterRivers, lakes,
oceans
AirWeather, climate
Living EnvironmentNatural vegetation,
wildlife
Landforms and rocks
• created and changed by processes beneath and on the earth’s surface
• Examples : mountains and volcanoes , Limestone and granite
Grand Canyon in USA
A limestone cave
Rivers, lakes & oceans
• Rivers are stream of water which flow from high ground to low ground
• It may include waterfalls and deltas
A river A waterfall
Weather and climate
• Earth is covered with gaseous environment called the atmosphere.
• Weather. Condition of the atmosphere over a period of time.
• Climate is a weather pattern over 30 years and more.
• Elements of weather & climate
• Temperature
• Rainfall
• wind
Natural Vegetation
• Plants which have not been planted by people but have grown naturally.
Interrelationships between the components
• The amount of rain affects the natural vegetation.
• Rivers create and change the landforms on the Earth’s surface
Activity 1
• This photograph of a rainstorm over Yukon River, Canada, demonstrates how the components of the physical environment such as weather, river and landforms are interrelated.
• Can you describe their interrelationships?
Activity 2
• The physical environment comprises the living environment, water, air and land, which are all closely related to one another.
• Discuss the interrelationships between the various components from this photograph.