Question: 1. How can you use a position-time graph to understand the motion of an object? 2. What is the difference between average speed and instantaneous

1. How can you use a position-time graph to understand the motion of an object? 2. What is the difference between average speed and instantaneous speed? 3. Why are the accelerations due to gravitational force on the moon and the Earth different? Do you think you could shield a gravitational field in a vacuum? 4. Explain the concept of an inverse squared relationship?

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