- 1. Who discovered radioactivity?
A) Albert Einstein
B) Henri Becquerel
C) Isaac Newton
D) Marie Curie
- 2. What element did Henri Becquerel use in his experiments on radioactivity?
A) Silver
B) Gold
C) Copper
D) Uranium
- 3. What is the SI unit of radioactivity named after Henri Becquerel?
A) Becquerel (Bq)
B) Gray (Gy)
C) Curie (Ci)
D) Sievert (Sv)
- 4. The discovery of radioactivity led to the development of:
A) Nuclear power
B) Telecommunications
C) Plastic surgery
D) Agricultural fertilizers
- 5. What is the process by which an unstable atomic nucleus loses energy by emitting radiation called?
A) Transmutation
B) Fission
C) Fusion
D) Radioactive decay
- 6. What branch of science studies radioactivity?
A) Botany
B) Astronomy
C) Nuclear physics
D) Zoology
- 7. What is the unit of measurement used to quantify the biological effects of ionizing radiation on humans?
A) Sievert (Sv)
B) Tesla (T)
C) Curie (Ci)
D) Hertz (Hz)
- 8. Who shared the Nobel Prize in Physics with Becquerel and Marie Curie for their work on radioactivity?
A) Ernest Rutherford
B) Max Planck
C) Richard Feynman
D) Pierre Curie
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