Ages of Ocean Floor

Which scientist proposed the theory of continental drift?

• Alfred Wegener

• Charles Darwin

• Marie Curie

• Isaac Newton

What is the name of the supercontinent that existed millions of years ago?

• Gondwana

• Laurasia

• Atlantis

• Pangaea

What evidence did Alfred Wegener use to support his theory of continental drift?

• Alfred Wegener used the alignment of the stars, the position of the moon, and the movement of tides as evidence for his theory of continental drift.

• Alfred Wegener used the discovery of new species, the study of earthquakes, and the analysis of ocean currents as evidence for his theory of continental drift.

• Alfred Wegener used the study of volcanoes, the analysis of magnetic fields, and the observation of plate boundaries as evidence for his theory of continental drift.

• Alfred Wegener used the fit of the continents, distribution of fossils and rock types, and ancient climate indicators as evidence for his theory of continental drift.

Which fossil was found on multiple continents, providing evidence for continental drift?

• Triceratops

• Stegosaurus

• Mesosaurus

• Tyrannosaurus Rex

What is the name of the underwater mountain range that runs along the ocean floor?

• mid-ocean ridge

• coal field

• trench

• valley

What is the name of the theory that explains the movement of Earth's continents>

• Plate Tectonics

• Volcanic Activity

• Earthquake Theory

• Continental Drift

An underwater canyon on the ocean floor

• mid-ocean ridge

• coal field

• trench

• valley

What is seafloor spreading?

• two tectonic plates pushing towards eacher

• tectonic plates crashing together

• two tectonic plates sliding along side each other

• two tectonic plates moving away from each other

What color represents the youngest/newest seafloor?

• blue

• green

• red

• purple

Which color represents the older seafloor?

• purple/blue

• red

• orange

• yellow