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Questions and Answers
According to Newton's first law of motion, what happens to a body unless acted upon by a force?
According to Newton's first law of motion, what happens to a body unless acted upon by a force?
- It accelerates at a constant rate
- It moves at a constant speed in a straight line (correct)
- It remains at rest
- It changes direction
In which work did Isaac Newton first state the three laws of motion?
In which work did Isaac Newton first state the three laws of motion?
- Mathematical Principles of Natural Philosophy
- Newton's Laws of Motion
- Philosophiæ Naturalis Principia Mathematica (correct)
- Principia Mathematica
What is the relationship between the net force on a body and its acceleration multiplied by its mass?
What is the relationship between the net force on a body and its acceleration multiplied by its mass?
- They are equal and opposite
- The force is inversely proportional to the acceleration
- The force is equal to the mass times acceleration (correct)
- The force is directly proportional to the mass
When two bodies exert forces on each other, what can be said about these forces?
When two bodies exert forces on each other, what can be said about these forces?
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What are the limitations to Newton's laws when objects move at very high speeds, are very massive, or are very small?
What are the limitations to Newton's laws when objects move at very high speeds, are very massive, or are very small?
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