IS1 Earth Systems

What is the name of the thin layer of solid rock that makes up the outermost part of Earth?

• core
• crust
• mantle
• biosphere

Melted rock below earth's surface is called...

• Lava
• Volcano
• Magma
• Crust

What is it called when layers pile up and press down on the material below?

• Compaction

• Cementation

• Layering

• Stratification

When rocks are broken down into small pieces, like sand and gravel, the pieces are known as ___________________.

• magma

• sediment

• peat

• debris

Evidence used by Wegener to supported his idea of continental drift included

• Ocean rocks and sediments

• Ocean floor topography

• Magnetic isochron patterns

• similar fossils found in south america and africa

Pangaea was an ancient supercontinent made up of...

• America, Greenland, and Europe.
• Antarctica, India, and America.
• all of Earth’s continents.
• South Africa, India, Australia, and South America.

Who first proposed the idea of Continental Drift?

• Harry Hess

• Alfred Wegener

• Albert Einstein

• Galileo Galilee

Wegner used the following as pieces of evidence...

• fit/shape of continents

• geologic and fossil

• climate

• all of the above

The earth and moon were formed during which of the following era?

• Proterozoic

• Hadean

• Archean

• Phanerozoic

According to the law of superposition, the oldest fossils are found 

• At the top of the rock layers
• Near the bottom of the rock layers
• In the middle of the rock layers
• Somewhat near the surface