Question

In a gamma decay process . . .
A) a high energy alpha particle is produced
B) a parent nuclide was in an excited state
C) a product is a positron
D) a high energy electron is released


In what way does a lead apron protect human cells from x-rays?
A) The lead apron shields cells from exposure
B) it reduces the x-ray strength
C) it keeps the x-rays away from the mouth
D) The person is less likely to move

Answer 1

I think the best answer for 1 is b.
I think 2 has to answers that are correct depending upon all of the data. Both A and B.