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Questions and Answers
What is the primary reason for the difference in the falling speeds of objects A and B?
What is the primary reason for the difference in the falling speeds of objects A and B?
- Difference in their weights
- Difference in their sizes
- Air resistance acting on them (correct)
- Friction acting on the ground
What is the result of air resistance on the motion of an object?
What is the result of air resistance on the motion of an object?
- It decreases the speed of the object (correct)
- It increases the speed of the object
- It has no effect on the speed of the object
- It changes the direction of the object
What type of force is air resistance?
What type of force is air resistance?
- Contact force (correct)
- Gravitational force
- Electromagnetic force
- Non-contact force
What is an example of experiencing air resistance in everyday life?
What is an example of experiencing air resistance in everyday life?
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What is the relationship between the speed of an object and the air resistance it experiences?
What is the relationship between the speed of an object and the air resistance it experiences?
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