Nursing Elites

1. Which of the following could be considered a theme of the passage?

• A. Anyone can become royalty.
• B. People should only marry for advantage.
• C. Queen Victoria was a fair, but unlikely, queen.
• D. Even the most unlikely events can happen.

Correct answer: D

Rationale: The theme of the passage revolves around the idea that even the most unlikely events can happen. The passage describes the improbable events leading to Queen Victoria becoming the queen, emphasizing how unpredictable and unexpected her rise to the throne was. Choice A is not supported as Victoria was born into royalty, so not just anyone can become royalty as implied. While there are mentions of marriages for advantage in the passage, it is not the central theme but rather a detail in the historical context, making choice B incorrect. Although the passage discusses Queen Victoria being an unlikely queen, this statement is too specific to be a theme; a theme should be broader and universally applicable, making choice C incorrect.

2. When is work done on an object?

• A. Only when the object's velocity changes
• B. Only when a force is applied to the object
• C. Whenever there is a force exerted on the object causing displacement
• D. Only when the object is lifted vertically

Correct answer: C

Rationale: Work is done on an object whenever a force causes displacement in the object's position. According to the work-energy principle, work is calculated as the force applied multiplied by the distance the object moves in the direction of the force. Therefore, work can occur whenever there is a force exerted on the object resulting in displacement, regardless of whether the object's velocity changes or it is lifted vertically. Choice A is incorrect because work can be done even without a change in velocity. Choice B is incorrect as work requires both force and displacement, not just the application of force. Choice D is incorrect because work is not limited to vertical lifting; it can happen in any direction as long as there is a force causing displacement.

3. What happens to the acceleration of an object when the force acting on it is increased, assuming the mass remains constant?

• A. Acceleration increases
• B. Acceleration decreases
• C. Acceleration remains constant
• D. Acceleration becomes zero

Correct answer: A

Rationale: According to Newton's second law of motion, acceleration is directly proportional to the force acting on an object when the mass is constant. Therefore, if the force acting on an object is increased while the mass remains constant, the acceleration of the object will also increase. This relationship is described by the formula F = ma, where F is the force applied, m is the mass of the object, and a is the acceleration. When force increases, acceleration increases, and vice versa, as long as the mass stays the same. Choice B (Acceleration decreases) is incorrect because acceleration and force have a direct relationship. Choice C (Acceleration remains constant) is incorrect because acceleration changes in response to changes in force. Choice D (Acceleration becomes zero) is incorrect because increasing force does not make acceleration zero; it actually increases it.

4. Which of the following best describes the relationship among density, volume, and mass?

• A. As volume increases, density decreases.
• B. As volume decreases, density increases.
• C. An object's mass does not affect its density.
• D. As volume decreases, mass increases.

Correct answer: B

Rationale: The correct answer is B: 'As volume decreases, density increases.' This is because density is defined as mass divided by volume. When volume decreases and mass remains constant, the ratio of mass to volume increases, leading to higher density. Choice A is incorrect because as volume increases, density typically remains constant or increases due to the mass also increasing. Choice C is incorrect because an object's density is directly influenced by its mass. Choice D is incorrect as decreasing volume does not lead to an increase in mass.

5. Which of the following sentences is spelled correctly?

• A. He always adds insightful, relevant remarks to the conversation.
• B. Her comments were relevant to the class discussion.
• C. His remarks were not relevant to the current situation.
• D. Her suggestion has no relevance to issues discussed at the conference.

Correct answer: A

Rationale: Choice A is the correct answer. The word 'relevant' is spelled correctly in this sentence, and the sentence is well-constructed. In Choices B, C, and D, the word 'relevant' is misspelled as 'revelant,' 'relevent,' and 'relavance' respectively. These incorrect spellings make Choices B, C, and D grammatically incorrect, thereby making Choice A the only correct option.

Similar Questions