Explain the chemical reactions that occur when water is exposed to ionizing radiation.
DefinitionExplanation should include the following concepts:
- The human body is 95 percent water.
- Ionizing radiation breaks down bonds between hydrogen atoms in the body, resulting in the potential formation of free radicals, which are responsible for aging, tissue damage, and possibly some diseases.
- What percentage of the human body is comprised of water?
- What is radiolysis?
- What are free radicals?
Related Standards of Learning
The student will read, interpret, analyze, and evaluate a variety of nonfiction texts.
- Use critical thinking to generate and respond logically to literal, inferential, and evaluative questions about the text(s).
- Identify and synthesize resources to make decisions, complete tasks, and solve specific problems.
- Analyze multiple texts addressing the same topic to determine how authors reach similar or different conclusions.
- Recognize and analyze use of ambiguity, contradiction, paradox, irony, overstatement, and understatement in text.
- Analyze false premises claims, counterclaims, and other evidence in persuasive writing.
The student will investigate and understand the chemical and biochemical principles essential for life. Key concepts include
- water chemistry and its impact on life processes;
- the structure and function of macromolecules;
- the nature of enzymes; and
- the capture, storage, transformation, and flow of energy through the processes of photosynthesis and respiration.
Other Related Standards
Common Career Technical Core
Identify existing and potential hazards to clients, coworkers, visitors, and self in the healthcare workplace.