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A child is on see-saw, what kind of motion he have and why? Explain.
Explain four types of motion with examples.
Define uniform speed and average speed.
What are quartz clocks?
Explain how in ancient time a day, a month and a year were measured.
What do you mean by non-uniform speed?
Define velocity along with its unit.
How do we know an object is moving faster compared to the speed of another object?
If a car is moving with a speed of 5Km/h on highway then find the distance travelled by the car in 4 hours?
How can you say that motion and rest are relative?
Explain instantaneous speed.