Chapter 10 quiz

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1.
1 point
Typically the most violent, explosive volcanoes are the
2.
1 point
________are structures thta form from the cooling and hardening of magma
3.
1 point
When confining pressure on rocks increases, what will happen to the melting temperature?
4.
1 point
Most active volcanoes are found around the___________
5.
1 point
The second highest amount of what gas is released from volcanoes?
6.
1 point
The anatomy of a shield volcano is ________________
7.
1 point
__________________determines what the shape of a volcano will be like.
8.
1 point
Plutons are hard to study because they
9.
1 point
Sills are typically formed from _______magma
10.
1 point
At convergent boundary volcanism, volcanoes magma is typically rich in ___________
11.
1 point
Some volcanoes, like Yellowstone, are not associated with any plate boundaries and instead are associated with hot spots or a mantle plume.
12.
1 point
If the temperatures increase for magma, what would happen to it's viscosity?
13.
1 point
A dike is a structure that cuts across preexisting rocks__________
14.
1 point
Most volcanoes occur at what plate boundaries?
15.
1 point
Batholiths are so large, they are usually associated with
16.
1 point
The heat to melt rocks in the mantle comes from what sources? Hot mantle rock, __________, and________
17.
1 point
Explosive volcanoes have what kind of factors?
18.
1 point
Crater Lake in Oregon was created by the collapse of a _____________