Service, Hope this helps.
He discovered gravitational force and established the three Universal Laws of Motion.
I think it's the outback?
The answer is A (lunar eclipse)
Explanation: a full moon would be a bright round object, not dark, and both the first and third quarter moons are essentially what we call “half moons” because we only see half of the circle. Thus, neither could be classified as a “large dark object”, so A is the only answer that works
the outer crust isnt made of iron and nickle because thats what we are living and walking on.
please mark brainliest