AP Physics 2 Quiz
20 questions · no time limit
0:00
Finish quiz
MODERN PHYSICS
Question 1
of 20
Flag for review
No time limit
Current
Answered
Flagged
Not seen
A
226
R
a
^{226}\mathrm{Ra}
226
Ra
nucleus decays to
222
R
n
^{222}\mathrm{Rn}
222
Rn
and releases a particle. Which process best describes this nuclear change?
A
Fission, because a heavy nucleus splits into two comparable fragments and several neutrons.
B
Fusion, because two light nuclei combine to make a heavier nucleus and release chemical energy.
C
Alpha decay, because the mass number decreases by 4 and the atomic number decreases by 2.
D
Beta-minus decay, because the atomic number decreases by 1 while the mass number stays constant.
YOUR PROGRESS
20
QUESTIONS
Ready when you are
Answer in any order. Your progress shows here as you go.
QUESTIONS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
KEYBOARD
Pick an answer
A
B
C
D
Next question
↵
→
Previous
←
Flag for review
F