1
What is the correct order (starting from the surface) of Earth’s layers?
2
Where is oceanic rock the oldest?
3
What did scientists in a submersible see when they observed the mid-ocean ridge?
4
What causes the movement of Earth’s tectonic plates?
5
What happens if subduction happens quicker than new crust can form?
6
Most geologists rejected Alfred Wegener’s idea of continental drift because:
7
List 2 layers where convection currents flow:
8
Along what part of the ocean floor does magma erupt during sea-floor spreading?
9
Indirect Evidence =
10
What is the combination of the upper most part of the mantle and the crust?
11
Direct Evidence =
12
Which cores is a "layer of molten metal that moves in convection currents causing Earth’s magnetic field"
13
Which cores is a "layer of molten metal that moves in convection currents causing Earth’s magnetic field"
14
Which cores is a "dense ball of solid metal"
15
Wegener’s 3 reasons for continental drift:
16
Does pressure and temperature increase or decrease as you travel to the center of Earth?
17
What did scientists discover about rocks farther away from the mid-ocean ridge versus those near it? Rocks are older farther away from the mid-ocean ridge; rocks are younger at the mid-ocean ridge How did they get these rocks?
18
What will happen to convection currents if the heat source is removed?
19
Wegener’s 3 reasons for continental drift:
20
What is the name of the supercontinent that existed millions of years ago?
21
Wegener’s 3 reasons for continental drift:
22
Who said the hypothesis of All continents were once connected in a single landmass and have since drifted apart.
23
Earth’s interior is made up of several