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Questions and Answers
According to Newton's first law, a body will remain at rest or keep moving in a straight line at constant speed unless it is acted upon by a ________.
According to Newton's first law, a body will remain at rest or keep moving in a straight line at constant speed unless it is acted upon by a ________.
- magnetic force
- net force (correct)
- frictional force
- gravitational force
Who first formulated the law of inertia for horizontal motion on Earth?
Who first formulated the law of inertia for horizontal motion on Earth?
- Galileo Galilei (correct)
- Isaac Newton
- Aristotle
- René Descartes
According to classical Newtonian mechanics, is there a distinction between rest and uniform motion in a straight line?
According to classical Newtonian mechanics, is there a distinction between rest and uniform motion in a straight line?
- It depends on the observer's perspective
- No, they are the same state of motion (correct)
- It is not mentioned in the text
- Yes, they are different states of motion
What is the starting point and fundamental assumption of classical mechanics?
What is the starting point and fundamental assumption of classical mechanics?
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In Aristotelian mechanics and ordinary experience, what tends to happen to objects that are not being pushed?
In Aristotelian mechanics and ordinary experience, what tends to happen to objects that are not being pushed?
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