Nuclear Changes I

Question 0

What stops beta particles

Answer 0

3mm of aluminum

Question 1

What stops an alpha particle

Answer 1

Sheet of paper

Question 2

What stops gamma

Answer 2

Lead; 60cm of aluminum

Question 3

Which one of the decay processes are the strongest

Answer 3

Gamma

Question 4

Alpha decay

Answer 4

Nucleus gives up 2P and 2N

Mass decreased by 4; atomic # decreases by 2

Question 5

Beta decay

Answer 5

Nucleus gains proton and loses an electron

Mass doesn’t change; atomic # increases by 1

Question 6

Gamma decay

Answer 6

Energy changes

No change in atomic number or mass