Plate Tectonics

What type of plate boundary occurs between the North American Plate and the Eurasian Plate?

What type of plate boundary occurs between the Nazca Plate and the South American Plate?

The youngest part of the ocean floor is found _______________.

The driving force of tectonic plates are related to convection currents in Earth's __________

Matching _______ on different continents are evidence for continental drift.

Features found at divergent plate boundaries include _____________.

Many early mapmakers thought Earth's continents had moved based on _____________.

__________ is a fossil fern that helped support Wegener's hypothesis of Continental Drift.

Earth's ___________ has reversed itself several times in the past.

The magnetic pattern of the ocean floor rocks on one side of an ocean ridge is __________.

The existence of coal beds in Antarctica indicates that the continent once had _____________.

The crust and the upper mantle make up Earth's...

The presence of the same ___________ on several continents supports the hypothesis of continental drift.

Scientists believe that differences in _____________ cause hot, plastic like rock to rise towards Earth's surface.

Many scientists did not accept that a single supercontinent once existed named....

Crust is neither destroyed or formed along which of the following boundaries.

Continental - Continental Plate collisions produce ______________.

The _______________ is (are) an example of a transform boundary.

At an oceanic - oceanic convergent plate boundary, __________ .....

Scientists have observed that the continents move apart or come together at speeds of a few centimeters per __________.

The Himalayan Mountain Range of India was formed at a __________.

Wegener believed that the continents were assembled as part of a supercontinent about _________ years ago.

A __________ is a sensitive device used to detect magnetic fields on the sea floor.

Continental drift was not widely accepted when it was first proposed because __________.

The downward part of a convection current causes a sinking force that __________