The video below discusses how to write a thesis statement.
Examples of strong thesis statements:
The negatives of internet use are outweighed by its many benefits for education. The internet facilitates easier access to information, exposure to a different perspective, an a flexible learning environment for both students and teachers.
(Borrowed from: acknowledgmentworld.com/thesis-statement-examples/)
The ability to purchase television advertising is essential for any candidate's bid for election to the Senate because television reaches millions of people and thus has the ability to dramatically increase name recognition.
(Borrowed from: depts.washington.edu/pswrite/thesisstmt.html)
The Revolution caused particular upheaval in the lives of women. With men away at war, women took on full responsibility for running households, farms, and businesses. As a result of their increased involvement during the war, many women were reluctant to give up their new-found responsibilities after the fighting ended.
(Borrowed from: history.ucla.edu/academics/undergraduate/history-writing-center/thesis-statements-1)