Physics, 18.11.2020 18:30 ringo12384
A skateboarder rolls 25 m down a hill that descends at an angle of 20° with the horizontal. Find the horizontal components of the skateboarder.
Answers: 2
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Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?
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Carmen is load furniture and boxes onto a moving truck. she picks up boxes of her things, places them on a cart, and pushes the cart to the moving van. which term best describes the type of force carmen uses? a. contact b. friction c. gravity d. noncontact
Answers: 2
A skateboarder rolls 25 m down a hill that descends at an angle of 20° with the
horizontal. Find th...
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