What is the nal speed of the cart
A 200 g ball of putty falls vertically into a 2.50 kg cart that is rolling freely at 2.00 m/s on a horizontal surface. What is the nal speed of the cart?
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Block A then slides across a horizontal frictionless surface and collides elastically with another block B (5:0 kg) that was initially at rest. What is the nal velocity of each block?
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A 5.0-kg ball moving due east at 4.0 m/s collides with a 4.0 kg ball moving due west at 3.0 m/s. Just after the collision, the 5.0 kg ball has a velocity of 1.2 m/s, due south.
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Creative dramatics provides the bridge that Vygotsky believed was necessary for learning and included: The long term benefits of creative drama include:
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Lifespan psychologists are unlikely to investigate both changes as well as consistencies that exist in different individuals'
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