Worksheets10 Tuesday
Total questions: 12
Worksheet time: 4mins
Which of these is not a type of nuclear radiation?
zeta particle
alpha particle
gamma ray
beta particle
Which of these is a helium nucleus?
zeta particle
alpha particle
gamma ray
beta particle
Which of these is a fast moving electron?
zeta particle
alpha particle
gamma ray
beta particle
Which of these is a electromagnetic wave?
zeta particle
alpha particle
gamma ray
beta particle
Which of these has the LEAST penetrating power?
zeta particle
alpha particle
gamma ray
beta particle
What number is missing here?
221
219
217
215
What number is missing here?
5
6
7
8
How many half-lives does it take for the count rate to quarter?
2
3
4
16
What fraction will have disappeared after three half-lives?
3/4
7/8
1/8
1/2
A substance has a half-life of 100 years. How much will be left after 200 years?
3/4
1/2
1/8
1/4
A substance has a half-life of 1 second. How much will remain after 3 seconds?
3/4
1/2
1/8
1/4
A substance has a half-life of 2 minutes. How much will have changed after 6 minutes?
1/8
1/2
7/8
1/4
