Nuclear Physics Flashcards
1
Q
discovery of x-rays
A
Wilhelm Roentgen
2
Q
discovered radioactivity
A
Antoine Henry Becquerel
3
Q
discovery of radium and polonium
A
Marie Curie and Pierre Curie
4
Q
Spontaneous emissions of certain radiations by certain substances to be radioactive
A
Radioactivity
5
Q
Least penetrating ray and can be stopped by a sheet of paper
A
Alpha ray
6
Q
Can pass through sheet of paper but not aluminium
A
Beta Ray
7
Q
Can penetrate through solid lead and body tissue
A
Gamma Ray
8
Q
Emission of alpha particle and formation of new element
A
Alpha Decay
9
Q
Emission of electromagnetic radiation
A
Gamma Decay
10
Q
A spontaneous process that involves the emission of some particles
A
Radioactive Decay
11
Q
Emission of Beta Particle such as electron and positron
A
Beta Decay
