1. What are the characteristics of the Earth’s crust? Is it a complete piece? 2 How is the Earth’s crust changing? What natural phenomena may it cause?
Plates of the Earth
N
Arctic Ocean
Asia
Europe
North America
Atlantic Ocean
Hong Kong
Pacific Ocean
Africa
Pacific Ocean
South America
Indian Ocean
Oceania
Plate boundaries
Antarctica
2. Plates move slowly when magma in the mantle flows. What natural phenomena may plate movement and collision cause? Look at the pictures and explain. The plate boundaries were drawn in reference to the display board of the Stephen Hui Geological Museum at the University of Hong Kong.
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The ground shakes violently.
Magma gushes out of a volcano.
我發現 The crust is divided into and collision may cause Quick Check
of different sizes. Plate movement
or
.
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