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Questions and Answers
What force is responsible for the attraction between two objects with mass?
What force is responsible for the attraction between two objects with mass?
- Strong nuclear force
- Electromagnetic force
- Gravitational force (correct)
- Weak nuclear force
What determines the strength of the gravitational force between two objects?
What determines the strength of the gravitational force between two objects?
- The distance between the objects and the speed of light
- The color of the objects
- The size of the objects (correct)
- The temperature of the objects
What did Isaac Newton describe with his law of universal gravitation?
What did Isaac Newton describe with his law of universal gravitation?
- The force responsible for radioactive decay
- The force between charged particles
- The force that holds the nucleus of an atom together
- The force of attraction between objects with mass (correct)
What is the acceleration due to gravity for an object in free fall?
What is the acceleration due to gravity for an object in free fall?
What is the velocity of an object at its highest point during free fall?
What is the velocity of an object at its highest point during free fall?
What happens to the acceleration of an object in free fall as it moves away from the Earth's surface?
What happens to the acceleration of an object in free fall as it moves away from the Earth's surface?
What is the acceleration of an object in free fall near the surface of the Earth?
What is the acceleration of an object in free fall near the surface of the Earth?
In free fall, what happens to the velocity of an object as it falls?
In free fall, what happens to the velocity of an object as it falls?
What is the path of an object in free fall, neglecting air resistance?
What is the path of an object in free fall, neglecting air resistance?
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