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Questions and Answers
Which step is the first in describing and analyzing most phenomena in physics?
Which step is the first in describing and analyzing most phenomena in physics?
- Constructing a problem-solving strategy
- Drawing a free-body diagram (correct)
- Applying Newton's second law
- Applying Newton's first law
What should a free-body diagram include?
What should a free-body diagram include?
- Only external forces (correct)
- Internal and external forces
- All forces acting on the body
- Only internal forces
When can Newton's first law be applied?
When can Newton's first law be applied?
- When the body is accelerating
- When the body is in equilibrium (correct)
- When the net force is non-zero
- When the net force is zero
When can Newton's second law be applied?
When can Newton's second law be applied?
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What is the purpose of a problem-solving strategy in drawing a free-body diagram?
What is the purpose of a problem-solving strategy in drawing a free-body diagram?
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