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