Answer:
<u><em>i hope it work</em></u>
Explanation:
as
accurate reading range = reading ± uncertainty
so you have to say about accurate reading that its,lies in range
=(6389-436) →(6389+436)
=5953→6825
and the correct number of significant would be 3
Answer:
Erosion of undersea stalagmites and stalactites. Erosion of the face of a cliff by waves. Rising of magma from the seafloor.
Explanation:
<span>Uranium-236 is intermediate nuclei. created by fusion reactions an unstable isotope of uranium created from four hydrogen atoms used in the H-bomb.
Following is the reaction involved in above process:
</span>

+

→

→

+

+ 3

<span> + 177 MeV
</span>
Here,

= Fission material,

= projectile,

= intermediate nuclei,

and

= Fission product
5g
Anything between 4 and 6 is ok.
I Would think it would be C Since Humans can't live 500 years but then yet again it is light years not regular years i think if you find how man years is 500 light years the that could help you in finding the answer