Froggy Jumps
Earth dynamics basics
1
What are the three main zones of the Earth's structure?
2
What is the continental crust made of mainly?
3
What is the oceanic crust primarily rich in?
4
What is the asthenosphere?
5
What is the core composition often called?
6
What best describes plate tectonics?
7
What happens at a divergent boundary?
8
What occurs at a destructive (convergent) boundary with oceanic and continental plates?
9
What do focus and epicenter refer to in earthquakes?
10
Name primary and secondary earthquake hazards.
11
What are the three main zones of the Earth?
12
Which crust is known as SIAL due to its minerals?
13
Which crust is rich in silica and magnesium?
14
What is the outer part of the mantle called
15
What is the core composed of?
16
What is a tectonic plate?
17
Which boundary involves sea floor spreading?
18
What causes earthquakes at plate boundaries?
19
Which scale measures the energy released by an earthquake?
20
Name a secondary earthquake hazard.
21
What are the three main zones of the Earth's structure?
22
Which crust is granitic and low-density?
23
Which crust is silica and magnesium rich and denser?
24
What is the outer part of the mantle called?
25
What is the outer core composed mainly of?
26
What type of boundary features sea-floor spreading and mid-ocean ridges?
27
Which boundary leads to subduction and deep trenches?
28
Which term describes the point beneath the ground where an earthquake originates?
29
Where are earthquakes most commonly found?
30
What scale measures the energy released by an earthquake?
31
What are the three main zones of the Earth's structure?
32
Which crust is granitic and low density?
33
Which crust is basaltic and denser?
34
What is the outer part of the mantle called?
35
Why is the outer core semi-molten?
36
Difference between focus and epicenter?
37
What are the three plate boundary types?
38
What forms at a divergent boundary?
39
What is a primary vs secondary earthquake hazard?
40
What range does the Volcanic Explosivity Index cover?
41
What are the three main zones of the Earth?
42
What is the continental crust mainly made of?
43
What is the oceanic crust mainly rich in?
44
Which part of the mantle is known as the asthenosphere?
45
What is the outer core described as due to high temperature?
46
Tectonic plates float on which layer?
47
What happens at a divergent (constructive) plate boundary?
48
Which boundary involves two plates moving toward each other and forming trenches or mountains?
49
Which scale measures the magnitude/energy released by an earthquake?
50
What term describes a volcano that erupted recently and could erupt again?
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