ATI TEAS 7
Reading
1. Which phrase best describes the relationship between smart grid technologies and renewable energy integration?
- A. Competitive and incompatible, hindering each other's effectiveness.
- B. Neutral and independent, neither impacting nor relying on each other.
- C. Complementary and synergistic, enhancing each other's functionality.
- D. Substitutable and interchangeable, offering equivalent solutions.
Correct answer: C
Rationale: The passage highlights the mutually beneficial relationship between smart grids and renewables, with both working together to optimize integration.
2. Which type of energy is possessed by an object in motion?
- A. Potential energy
- B. Kinetic energy
- C. Thermal energy
- D. Chemical energy
Correct answer: b
Rationale: Kinetic energy is the energy possessed by an object in motion.
3. A solution is 60% alcohol. If 200ml of the solution are used, how much pure alcohol is present?
- A. 100ml
- B. 120ml
- C. 140ml
- D. 160ml
Correct answer: C
Rationale: Multiply the total solution volume (200ml) by the alcohol percentage (60%)
4. The ball-and-socket joint, which allows for wide range of motion, is found in the connection between:
- A. Upper arm and shoulder blade (scapula)
- B. Collarbone (clavicle) and breastbone (sternum)
- C. Two vertebrae in the spine
- D. Ribs and sternum
Correct answer: A
Rationale: The correct answer is A: 'Upper arm and shoulder blade (scapula).' The ball-and-socket joint is found in the connection between the humerus (upper arm bone) and the scapula (shoulder blade). This joint allows for a wide range of motion, including flexion, extension, abduction, adduction, and rotation. The collarbone (clavicle) and breastbone (sternum) are connected by a cartilaginous joint, not a ball-and-socket joint. Two vertebrae in the spine are connected by facet joints, and the ribs and sternum are connected by cartilaginous joints and the costovertebral joints. Therefore, the ball-and-socket joint is uniquely found in the connection between the upper arm and the shoulder blade, allowing for the shoulder's impressive range of motion.
5. Which of the following questions is NOT appropriate for scientific investigation?
- A. How can we reduce greenhouse gas emissions?
- B. Is there intelligent life beyond Earth?
- C. What is the meaning of life?
- D. Does free will exist?
Correct answer: C
Rationale: Science deals with observable, measurable phenomena using evidence-based methods. Questions about subjective experiences and abstract concepts like meaning fall outside the realm of scientific inquiry.
6. The epiglottis is a small flap of cartilage located near the base of the tongue. What is its role during swallowing?
- A. Initiates the swallowing reflex
- B. Grinds food into smaller pieces
- C. Covers the trachea to prevent food aspiration
- D. Stores saliva for lubrication
Correct answer: C
Rationale: The epiglottis is a crucial anatomical structure that covers the trachea during swallowing to prevent food aspiration. When we swallow, the epiglottis folds over the trachea, directing food and liquids down the esophagus instead of entering the airway. This action helps to ensure that the food and liquids go to the stomach for digestion and not into the lungs, which can lead to aspiration pneumonia, a serious condition. Therefore, option C, 'Covers the trachea to prevent food aspiration,' is the correct role of the epiglottis during swallowing.
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