Earth's structure and plate tectonics

Which layer of Earth is the most dense?

the hypothesis that continents have slowly moved to their present locations is called __

Which term is used to explain how high or low a landform is above or below sea level?

what helped the newly formed Earth become a sphere in shape?

Wegener proposed a single supercontinent called ______ once existed.

Which is not found in Earth's mantle?

plates move apart at ____ boundaries

___ are formed when two continental plates collide

You are part of what system of Earth?

the youngest rocks on the ocean floor are found ____

T or F: The inner core of Earth is liquid?

differences in ___ cause hot plasticlike rock in the asthenosphere to rise towards the top.

Which belongs to Earth's geosphere?

T or F: The lithosphere is so hot, rocks found there are plastic and flow?

Which would best describe a mountain?

Which is a way that scientists have been able to study Earth's interior?

what is the thickest layer of Earth?

___ currents inside Earth might drive plate motion

Scientists believe that deeper into the geosphere ____

the blanket of gasses that surround Earth are called the

an underwater mountain chain is ___

Just pick "a"

Plates of the lithosphere float on the _____

Which of the following are landforms that can be found in the USA?

The different layers of Earth are formed by differences in _____