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Geology
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Explain why earthquakes occur in the Himalayas

To answer explanation type questions, think through:Location: between Indian and Eurasian plates Processes: thrust (reverse) faulting, compressive stress , destructive/convergent plate bo...

Answered by Eszter P. Geology tutor
1146 Views

Define the Principle of Original Horizontality

The Principle of Original Horizontality states that all sedimentary layers are originally deposited horizontally.

Answered by Amy M. Geology tutor
4110 Views

How can you tell the environment a sedimentary rock is deposited in?

The first stage in the formation of a sedimentary rock is the deposition of sediment. The size, shape and type of sediment can tell you lots about the depositional environment. In a high energy environmen...

Answered by Holly U. Geology tutor
3196 Views

Describe the sequence in which minerals crystallise in a cooling magma using Bowen's Reaction Series.

As a melt cools in a magma chamber is begins to crystallise and becomes a composite mass of solids, the crystals, and liquid, the residual melt. Bowen's Reaction Series gives the order of which the most c...

Answered by Andrew L. Geology tutor
1361 Views

Are felsic or mafic magmas more explosive

Felsic magmas as they contain more silica molecule (si02) and are therefore more viscous (cannot flow as easily as mafic magmas) meaning more pressure can build up behind the magma before an eruption happ...

Answered by Sian G. Geology tutor
7011 Views

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