ATI TEAS 7
Scientific Reasoning
1. A blog post criticizes a scientific study due to the author's political views. Is this a valid critique?
- A. Yes, if the author identifies specific flaws in the methodology.
- B. Yes, if the author disagrees with the study's conclusions.
- C. o, scientific evaluation should be based on evidence, not personal beliefs.
- D. No, unless the author has scientific expertise themselves.
Correct answer: C
Rationale: Criticism in science should focus on methodology, data analysis, and evidence, not personal agendas or political opinions.
2. What is the difference between heat and temperature?
- A. They are the same thing.
- B. Heat is a form of energy, while temperature measures the average kinetic energy of particles.
- C. Heat flows from cold to hot, while temperature flows from hot to cold.
- D. Heat is measured in Celsius, while temperature is measured in Joules.
Correct answer: B
Rationale: Heat is a form of energy transfer, while temperature reflects the average kinetic energy of particles within a substance.
3. Which sentence uses the subjunctive mood correctly?
- A. I wish I could have gone to the beach.
- B. If I were you, I would choose option B.
- C. He insisted that she stay home.
- D. Although it was raining, we decided to go for a walk.
Correct answer: A
Rationale: Option A expresses a wish or hypothetical situation, requiring the subjunctive mood.
4. Which type of waves exhibit both longitudinal and transverse motion?
- A. Electromagnetic waves
- B. Surface waves
- C. Mechanical waves
- D. Sound waves
Correct answer: b
Rationale: Surface waves, like those on water surfaces, exhibit both longitudinal and transverse motion.
5. Which term refers to the condition where a muscle shortens in length while generating force, leading to movement at a joint?
- A. Isometric contraction
- B. Eccentric contraction
- C. Isotonic contraction
- D. Concentric contraction
Correct answer: d
Rationale: The correct answer is D: Concentric contraction. Concentric contraction occurs when a muscle shortens in length while generating force, resulting in movement at a joint. This type of contraction is commonly seen when lifting a weight in a bicep curl, for example. Isometric contraction, option A, refers to when the muscle generates force without changing length, eccentric contraction, option B, is when the muscle lengthens while generating force, and isotonic contraction, option C, involves the muscle maintaining a constant tension while changing length. Therefore, in the context of muscle movement and joint action, concentric contraction best describes the condition described in the question.
6. Acknowledge the organ devoted to blood filtration.
- A. Liver
- B. Kidneys
- C. Spleen
- D. Pancreas
Correct answer: B
Rationale: The kidneys are the primary organs responsible for filtering blood and removing waste products, excess fluids, and toxins. They play a crucial role in maintaining the body's internal environment and regulating blood pressure.
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