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Class 11 Physics Practice Test: Laws of Motion - Newton's First Law of Motion
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Newton's first law of motion states that every object will remain at rest or in uniform motion in a straight line unless compelled to change its state by the action of an external force. This tendency to resist changes in a state of motion is inertia.

Class 11 Physics Practice Test: Laws of Motion - Newton's First Law of Motion
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7 Questions

1. In the following figure, what will happen to the ball hanging from the roof of the car if the car suddenly moves towards left (direction shown by arrow)?
2. Why do we not experience any leaning when a train takes a turn?
3. People sitting in a moving bus experience a jerk when the bus stops. This is due to _____
4. A straight moving bus takes a sharp right turn. What will happen to the passengers sitting inside the bus?
5. Passengers sitting in a stationary car experience a jerk when the car suddenly starts. This is due to _____
6. Inertia is _____
7. What causes the motion of a body which is initially in the state of rest?