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Questions and Answers
What is Newton's first law of motion mainly about?
What is Newton's first law of motion mainly about?
- Velocity
- Forces
- Inertia (correct)
- Acceleration
How is Newton's first law often stated?
How is Newton's first law often stated?
- "An object in motion will remain in motion, and an object at rest will remain at rest, unless acted upon by a force." (correct)
- "An object in motion will come to a stop, and an object at rest will remain at rest."
- "An object will accelerate regardless of external forces."
- "An object will change direction without any external influence."
According to Newton's first law, why does an object need a net force to change its motion?
According to Newton's first law, why does an object need a net force to change its motion?
- Due to its mass
- Due to its velocity
- Due to inertia (correct)
- Due to gravitational pull
Which physicist introduced the three laws of motion in the book Principia published in 1687?
Which physicist introduced the three laws of motion in the book Principia published in 1687?
Which property of an object makes it harder to move and stop, according to the text?
Which property of an object makes it harder to move and stop, according to the text?
What is the equation given in the text to represent Newton's second law?
What is the equation given in the text to represent Newton's second law?
What term is used in the text to describe the state when all forces acting on an object are balanced?
What term is used in the text to describe the state when all forces acting on an object are balanced?
Which force is commonly responsible for making objects move when unbalanced, as described in the text?
Which force is commonly responsible for making objects move when unbalanced, as described in the text?
What is the value of acceleration due to gravity mentioned in the text?
What is the value of acceleration due to gravity mentioned in the text?
How is weight commonly measured, as described in the text?
How is weight commonly measured, as described in the text?
