Answer:
B
Explanation:
Trust me I've had problems like these
The answer is X Ray
Hope it helps
Answer:
In first shell 2 electrons are present and 7 electrons are present in last shell
Explanation:
I do not see any mistakes so I think you’re good!
Answer:
False
Explanation:
It is true that new crust is being created at the mid-oceanic ridges, but this does not make the Earth any bigger despite the the growth of oceanic crusts in these regions.
The reason that Earth does not get bigger is because the same plates that are being created at the divergent plate boundaries are recycled into the mantle at the subduction zones. Because of this, the surface area of the Earth remains the same.
