4. what did the mitochondrial dna testing show? what do scientists believe happened to anastasia?

The DNA testing showed that the DNA from each of these bones, skull bones,determine indeed that they were Nicholas, Alexandra, and the three children.it is now generally accepted that the bodies of young Prince Alexei and his sister Princess Anastasia were partially cremated immediately after they were shot. The soldiers then scattered their remains.

1.2 kg m²

Explanation:

Angular momentum is conserved:

L = L

Iω = Iω

(4.6 kg m²) (1.0 rev / 1.5 s) = I (2.5 rev/s)

I = 1.2 kg m²