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Mechanical waves propagate or move through a medium because

A thin 2 m long string with mass 10 g is stretched between two ends. The string vibrates in the second harmonic which has frequency 50 Hz, and the amplitude of the oscillations is 3 cm.

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Find the mass of ether which can be put in to a beaker holding 130 mL

How much force is required to keep a 2 kilogram object moving horizontally with a speed of 4 meters a second

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Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.