Sea Floor Spreading Theory

Q. Mid oceanic ridges are also known as __________.

1. Abyssal plains
2. Oceanic trenches
3. Continental shelf
4. Underwater mountain ranges

Q.

The process by which magma rises forming new oceanic lithosphere layers is called.

1. continental drift
2. sea floor spreading
3. plate movement

Q. What is the term given to the landform at the bottom of the Atlantic Ocean that indicates seafloor spreading?

1. Mid Atlantic ridge
2. Pangaea
3. Mid Atlantic fault
4. Atlantic fold

Q. The process of pushing the oceanic crust on the sides of ridges, and the spreading of the ocean floor, is known as _________________.

1. Tides
2. Seafloor mapping
3. Seafloor spreading
4. Sea waves

Q. <!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Mid oceanic ridges are also known as __________.

1. Abyssal plains
2. Oceanic trenches
3. Continental shelf
4. Underwater mountain ranges

Q. <!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> The process of pushing the oceanic crust on the sides of ridges, and the spreading of the ocean floor, is known as _________________.

1. Tides
2. Seafloor mapping
3. Seafloor spreading
4. Sea waves