Radioactivity, Half-life, Fusion, Fission Quiz

What is the process by which an unstable atomic nucleus loses energy by emitting radiation?

• ionization

• radioactive decay

• nuclear fusion

• nuclear fission

Which of the following is NOT a type of radiation?

• microwave

• sound

• light

• heat

What is the most penetrating type of radiation?

• alpha radiation

• neutron radiation

• gamma radiation

• beta radiation

What is the term used to describe the time it takes for half of a radioactive substance to decay?

• nuclear half

• radioactive period

• half-life

• decay time

Which of the following is an example of a nuclear reaction?

• Chemical reaction

• Biological reaction

• Physical reaction

• Nuclear fission and nuclear fusion

What is the process by which two atomic nuclei combine to form a heavier nucleus?

• electron capture

• radioactive decay

• nuclear fusion

• nuclear fission

Which of the following is an example of nuclear fission?

• Splitting of uranium-235

• Burning of coal

• Combining of uranium-235

• Freezing of water

Calculate the half-life of this metal

(a)  

Which process releases a large amount of energy by splitting heavy atomic nuclei?

• Nuclear fusion

• Chemical reaction

• Nuclear fission

• Photosynthesis

What is the main difference between fusion and fission?

• Fusion and fission both release large amounts of energy.

• Fusion and fission both occur naturally in the environment.

• The main difference between fusion and fission is the process by which atomic nuclei are combined or split.

• Fusion and fission both involve the splitting of atomic nuclei.