Excluding the force due to air pressure there is only one force acting on a book lying at rest on a horizontal tabletop. True or False

What is the fate of the electrons that interact with a specimen in an electron microscope?

A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n

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