1. Isaac Newton recognized that the same force responsible for objects falling to the Earth also governs the motion of planets and the moon. He unified these phenomena under the concept of gravity, explaining both terrestrial and celestial motions.

    Isaac Newton recognized that the same force responsible for objects falling to the Earth also governs the motion of planets and the moon. He unified these phenomena under the concept of gravity, explaining both terrestrial and celestial motions.

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  2. The speed at which a vehicle or machine performs work indicates its classification in terms of efficiency and power. Faster work generally suggests a higher power rating and greater efficiency, distinguishing high-performance machines from slower, less powerful ones.

    The speed at which a vehicle or machine performs work indicates its classification in terms of efficiency and power. Faster work generally suggests a higher power rating and greater efficiency, distinguishing high-performance machines from slower, less powerful ones.

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  3. The power of a vehicle affects the time it takes to complete a journey by determining its acceleration and maximum speed; higher power enables the vehicle to travel faster and reduce the overall travel time.

    The power of a vehicle affects the time it takes to complete a journey by determining its acceleration and maximum speed; higher power enables the vehicle to travel faster and reduce the overall travel time.

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  4. The power of machines like motorbikes and cars measures their ability to perform work quickly, indicating their acceleration capabilities and overall performance in terms of speed and efficiency.

    The power of machines like motorbikes and cars measures their ability to perform work quickly, indicating their acceleration capabilities and overall performance in terms of speed and efficiency.

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  5. Power affects the time taken for a journey by a vehicle by enabling higher speeds and quicker acceleration, thereby reducing the overall travel time for the journey.

    Power affects the time taken for a journey by a vehicle by enabling higher speeds and quicker acceleration, thereby reducing the overall travel time for the journey.

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