Plate Tectonics

The Earth's crust is made up of two layers. What are they?

• Core

• Continental

• Mantle

• Oceanic

There are 7 major plates and 5 minor plates. True or false?

• True

• False

Plates move in three direction. Which three are they?

• moving upwards

• moving towards

• moving sideways

• moving away

Another term of plates moving sideways is ___________

• Constructive

• Desctructive

• Transform

• Convection currents

What is the term 'Sea-floor Spreading' means?

• plates move towards each other

• plates moves sideways from each other

• plates move away from each other

• the sea floor become wider

True or false. Hot magma sinks while cold magma rises.

• True

• False

What happen to the continental crust when move towards oceanic crust?

• it sinks and destroyed beneath the crusts becoming oceanic trench

• It folded and crumble becoming mountain range

• nothing happened

• it gives out magma to form volcanoes

Which two continental plates, when it moves towards each other becoming fold mountains such as the Himalayas?

• Pacific plate

• Eurasian plate

• Indo-Australian plate

• African plate

San Andreas fault in California is an example of _______________ plate

• Diverging

• Converging

• Transform

• Oceanic

Which of these are the possible effects of plate movement?

• tsunami

• earthquake

• global warming

• volcano eruption