Becquerel discovers radioactivity
- 1. Who discovered radioactivity?
A) Marie Curie
B) Isaac Newton
C) Henri Becquerel
D) Albert Einstein
- 2. What element did Henri Becquerel use in his experiments on radioactivity?
A) Gold
B) Copper
C) Uranium
D) Silver
- 3. What is the SI unit of radioactivity named after Henri Becquerel?
A) Curie (Ci)
B) Gray (Gy)
C) Sievert (Sv)
D) Becquerel (Bq)
- 4. The discovery of radioactivity led to the development of:
A) Agricultural fertilizers
B) Telecommunications
C) Plastic surgery
D) Nuclear power
- 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. What branch of science studies radioactivity?
A) Zoology
B) Nuclear physics
C) Astronomy
D) Botany
- 7. What is the unit of measurement used to quantify the biological effects of ionizing radiation on humans?
A) Tesla (T)
B) Hertz (Hz)
C) Curie (Ci)
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) Richard Feynman
C) Ernest Rutherford
D) Pierre Curie
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