Nuclear Changes: Grade 10 Science Worksheet
Explore the fundamentals of nuclear changes, including radioactivity, nuclear reactions, and their applications and impacts, suitable for Grade 10 science students.
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Nuclear Changes: Grade 10 Science
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Date:
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Read each question carefully and answer to the best of your ability. Show all your work for calculations.
1. Which type of radiation consists of high-energy electrons?
Alpha particles
Beta particles
Gamma rays
X-rays
2. What is the process by which a heavy atomic nucleus splits into two or more smaller nuclei?
Nuclear fusion
Nuclear fission
Radioactive decay
Chain reaction
3. The time it takes for half of the radioactive atoms in a sample to decay is called its .
4. Nuclear is the process that powers the sun and other stars.
5. Alpha particles can be stopped by a sheet of paper.
True
False
6. Nuclear power plants primarily use nuclear fusion to generate electricity.
True
False
7. Briefly explain the difference between a stable and an unstable isotope.
8. Describe one beneficial application of radioactive isotopes in medicine or industry.
9. Label the parts of the atomic nucleus in the diagram below:
A:
B: