Understanding Alcohol: Grade 9 Science
This worksheet covers the effects of alcohol on the human body, its chemical properties, and related health and social impacts.
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Understanding Alcohol: Grade 9 Science
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Read each question carefully and provide your best answer. Use complete sentences for short answer questions.
1. Which organ is primarily responsible for metabolizing alcohol in the human body?
Kidneys
Lungs
Liver
Stomach
2. What is the chemical formula for ethanol, the type of alcohol found in alcoholic beverages?
CH4O
C2H6O
C3H8O
C4H10O
3. Alcohol is a , meaning it slows down the central nervous system.
4. Long-term excessive alcohol consumption can lead to liver damage, including conditions like and .
5. Describe two immediate effects of alcohol on the human brain. Refer to the diagram below.
6. Explain how alcohol can impair judgment and coordination.
7. Alcohol is digested in the same way as food.
True
False
8. The legal drinking age in most of North America is 18.
True
False
Use the words below to complete the sentences.
9. Alcohol enters the directly through the stomach and small intestine.
10. A common short-term effect of alcohol consumption is , as alcohol increases urine production.
Match the term with its definition.
11. BAC
a. The process by which the body breaks down alcohol
12. Metabolism
b. A measure of the amount of alcohol in a person's blood