Plate Tectonics/Alfred Wegener/Rock Assessment

What are faults?

• breaks in the earth's crust
• breaks in the earth's mantle
• when someone does something wrong
• breaks in the outer core

What is the process of seafloor spreading?

• when the seafloor separates apart
• when the seafloor comes together
• when the seafloor rubs past each other
• none of the above

What device is used to map the ocean floor?

• cat scan
• sonar
• mri
• ct scan

This type of plate boundary is when the plates move away from each other.

• convergent
• divergent
• transform
• plates

This type of plate boundary is when the plates come together.

• convergent
• divergent
• transform
• plates

This type of plate boundary is when the plates slide past each other.

• convergent
• divergent
• transform
• plates

This is the supercontinent that existed 300 million years ago.

• silverware
• continents
• pangea
• puzzles

These are the sections that fit together along cracks in the lithosphere.

• silverware
• continents
• plates
• puzzles

Which of the following is a common characteristic of igneous rocks?

• layers of sediment
• crystalline structure
• fossils
• formed from compaction

The rock type formed by heat and pressure altering pre-existing rocks is known as:

• sedimentary rock
• metamorphic rock
• igneous rock
• organic rock