Continental Plates - Yr 9 Science

What is the theory of continental drift?

• New continents are continually being created and destroyed.

• The layout of the continents is the same today as it has always been.

• The continents have always been separate but may one day drift together to form a single continent.

• All the continents were once one continent that broke up and drifted apart over hundreds of millions of years.

The theory of continental drift states that all the continents were once part of one big landmass called Pangaea. Who was the scientist that came up with this theory?

• Harry Hess

• Bill Nye

• Alfred Wegener

• Albert Einstein

The ​ (a)   is the solid ​ (b)   layer of the earth.

• Crust
• outer
• Mantle
• inner
• continental
• outer core
• inner core
• middle

Wegener's evidence supports his theory of a super continent that he named?

• Ultima

• Pangaea

• Plate tectonics

• Continental drift

Which of the following is evidence that supports continental drift?

• The presence of penguins at both the equator and Antarctica.

• Fossils of dinosaurs and plants have been found on several continents.

• The presence of glacial features in Antarctica.

• The presence of volcanic rock in Antarctica.

The ​ (a)   is the ​ (b)   layer below the crust.

• mantle
• semi-liquid
• core
• solid
• gaseous
• crust