How did French philosopher René Descartes contribute to the Scientific Revolution? He invented new scientific instruments.
He developed mathematical principles.
He made discoveries about the universe.
He developed a new way to solve problems.

Forty years later, the fall of saigon remains a pivotal and emotional event to many. you will now conduct research to find two find two different representations of this historical event. first, you will find an image connected to the fall of saigon. then, you will find a second source of your choosing that represents the same topic