Her mass stays the same and her weight changes
Answer:
D, Im not very sure about this but I would say D
Explanation:
I tried
Answer:
C. Planet D has the greatest mass and will exert a greater gravitational force
If an atom contains 13 protons, then it has <u>13 electrons.</u>
Answer:
No
Explanation:
20 billion light-years away are beyond our sight and perspective on Earth and wouldn't be observable in our universe.