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