Which of the following best summarizes the change in the sea floor over time?

the sea floor is constantly shrinking as plates dive under the continental land masses.
the sea floor is constantly expanding as new magma comes up through the surface.
the sea floor expanded for a period in the past and then shrank when the continents were formed.
the sea floor has not changed in size but has accumulated more layers due to sedimentation.

This phrase from the declaration of independence and its primary author thomas jefferson can be used to justify which statement? a) jefferson thought this document could be used in his defense were he put on trial for treason. b) jefferson knew that the colonists' actions would have an international impact. c) jefferson believed that a bill of rights was necessary in the new government. d) jefferson was trying to show the king that the colonists were intellectuals.

Liquefaction is a. a quicksand-like condition arising in some wet soils during earthquakes. b. flooding caused by tsunamis. c. flooding of coastal areas due to tectonic subsidence. d. flooding caused by dam failure resulting from an earthquake.

Show transcript which countries were controlled by france at the beginning of world war i? algeria burma cambodia indonesia vietnam