yes, he is right the answer is,
Galileo's most important scientific contributions were in the field of physics. ... Using the telescope, Galileo discovered the mountains on the moon, the spots on the sun, and four moons of Jupiter. His discoveries provided the evidence to support the theory that the earth and other planets revolved around the sun.
Answer: The topic Is a general idea or subject of the essay or paragraph.
Explanation:
you don't have an article or image attached to look at so I cant help you with more, good luck
Articles of Confederation. The Articles of Confederation and Perpetual Union was the first constitution of the United States.