Why is it correct to say that these two lines have the same meter

What is it called when countries build lots of weapons to store and them in case of a war?

Martin, a 32-year-old human relations administrator at a university, believes that all professors over age 50 are incapable of learning the new educational technologies and are content to keep presenting their same "tired, boring" lectures. he often expresses these views to other administrators and does not encourage any of the "older" faculty members to attend professional development meetings related to new teaching approaches nor does he suggest that the university send them to any of the technology conferences. martin is exhibiting

The principle that the geoglical processes that we see today have occurred through out earths history is called