Question 1

Where does seafloor spreading occur?

Accepted Answer

Mid-ocean ridges

Answer

Oceanic rift zones

Answer

Divergent boundaries between two oceanic

Answer

Convergent boundaries

Question 2

The heat process caused by the uneven distribution of thermal energy in Earth’s interior is called

Accepted Answer

Mantle convection

Answer

Slab pull

Answer

Ridge push

Answer

Seafloor spreading

Question 3

What was the name of the super continent that existed 250 million years?

Accepted Answer

Pangaea

Answer

Eurasia

Answer

Wegenerland

Answer

Laurasia

Question 4

Earth’s crust is being actively recycled. Where is new oceanic crust created?

Accepted Answer

At mid-ocean ridges

Answer

At subduction zones

Answer

At convergent boundaries

Answer

At subduction zones

Question 5

Which of following observations about landforms best supports the theory of plate tectonics?

Accepted Answer

Mountain ranges sometimes appear to be continuous on opposite sides of an ocean.

Answer

Impact craters have been found both on dry land and on the ocean floor

Answer

Volcanoes are distributed randomly on every continent

Answer

As lava cools on Earth’s surface, it forms a variety of igneous rocks

Related quizzes