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