Question types

Start with

Question limit

of 8 available terms

Advertisement Upgrade to remove ads
Print test

3 Written questions

3 Multiple choice questions

  1. Several types of evidence supported the theory of sea floor spreading: eruptions of molten material, magnetic stripes in the rock of the ocean floor, and the ages of the rocks themselves.
  2. an undersea mountain chain that is part of a long system of mountains that winds beneath Earth's oceans.
  3. In sea-floor spreading, the sea floor spreads apart along both sides of a mid-ocean ridge as new crust is added. As a result, the ocean floors move like conveyor belts, carrying the continents along with them.

2 True/False questions

  1. deep-ocean trenchesdeep underwater canyons


  2. What happens at deep-ocean trenches?deep underwater canyons