µ GCSE | Nuclear Radiation

10 quick questions - for GCSE and iGCSE

 

10 minutes maximum! (can you do it in 5?)


The following questions are about ionising radiation.

Which type of radiation...

 

 1. ...can only travel a few centimeters in air?

2. ...is only stopped by thick lead?

3. ..has a negative charge?

4. ..has a mass of 4 units and a charge of +2?

5. ..has no charge and no mass?

6. ...can pass through paper?

7. In this decay equation, what are the missing numbers x and y?

 
14
C
14
N
+
y

ß-

6
x
-1
  • A. x=5, y=1
  • B. x=5, y=0
  • C. x=7, y=1
  • D. x=7, y=0

 

8. When Uranium decays it creates Thorium (Th) and emits an alpha particle(α).

 

Which one of the following equations correctly shows the balanced equation?

A.
235
U
231
Th
+
4

α

92
90
2
B.
235
U
233
Th
+
2

α

92
88
4
C.
235
U
231
Th
+
4

α

92
92
2
D.
235
U
231
Th
+
2

α

92
90
4
 

9. Which of these is the correct notation for gamma radiation?

A.
0
γ
1
B.
0
γ
-1
C.
0
γ
0
D.
1
γ
0

 

10. An oxygen isotope emits a B- particle. This means ..

  • A. ..the mass (nucleon) number will decrease by 1, the atomic number will increase by 1.
  • B. ..the mass (nucleon) number will decrease by 1, the atomic number will stay the same.
  • C. ..the mass (nucleon) number will stay the same, the atomic number will increase by 1.
  • D. ..the mass (nucleon) number will stay the same, the atomic number will decrease by 1.