Continental drift
what is Pangea?
the supercontinent that existed in Earth's distant past
The oldest fossils are found?
Near the bottom of the rock layers
Where do most of Earth′s earthquakes occur?
along plate boundaries
The Himalayas in Asia is an example of what type of plate boundary?
continent-to-continent convergent
The outermost solid layer of the Earth is called the?
crust
Who is the person credited with developing the theory of continental drift?
Alfred Wegener
What is a fossil?
Preserved remains or traces of an organism
When 2 continental plates converge what will they build?
Mountains
What is Uplift?
When two plates collide and they push each other up.
The hottest layer is the...
inner core
The Theory of Continental Drift states that Pangaea broke apart and the continents "drifted" away from each other. True or false?
True
What can fossils tell us about past animals and life?
Info about the past environment, where animals came from, and what they looked like
A rift valley is a deep crack or space created when two plates separate. Rift valleys are created by?
divergent boundaries
Subduction Zones are:
The region where an oceanic plate sinks down into the asthenosphere at a convergent boundary, usually between continental and oceanic plates.
A dense ball of solid iron and nickel.
inner core
What is the theory that states that parts of the Earth's crust slowly drift atop a liquid core?
Continental Drift Theory
Fossils give clues about the past. True or false?
True
How are ocean trenches created?
when 2 plates converge and one plate goes under
What are Divergent Boundaries?
Boundaries that Divide
The core is made up of what two elements?
iron and nickel
What is the name of the supercontinent that formed about 200-100 million years ago?
Pangaea
What can NOT become a fossil?
soft body parts
What activity happens at all 3 plate boundaries?
Earthquakes
Transform Boundaries ______
Slide
Scientists determine what Earth’s interior looks like by using:
Seismic Waves