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