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