Which of the following usually occurs after a natural disaster a. the death rate falls b. the death rate rises c. the birth rate falls d. the birth rate rises e. the rate of natural increase rises

A. The death rate falls

Explanation:

During a natural disaster the death rate rises considerably as many people lose their lives in the disaster. However, after the natural disaster, the death rate returns to its natural tendency, decreasing considerably as there are no more extraordinary causes, only natural deaths or common incidents.

answer; /// i believe the correct answer is (when one group has an extremely high score at pretest;

~kinetic ~potential

explanation:

kinetic and potential energies would be types of mechanical energies.