A 30-kg girl and a 25-kg boy face each other on
A 30-kg girl and a 25-kg boy face each other on friction-freeroller skates. The girl pushes the boy, who moves away at aspeed of 2.0 m/s. What is the girl's speed?
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a technician wearing a brass bracelet enclosing area000500 m2 places her hand in a solenoid whose magneticfield is 290
a 10-kg bowling ball moving at 40 ms bounces off a spring atabout the same speed that it had before bouncing what is
a loaded freight car has 5 times as much mass as an empty freightcar if the loaded car coasts at 20 ms and collides
professor mary allen is sitting in her oce one day when mark sullivan an accounting graduate from ve years ago knocks
a 30-kg girl and a 25-kg boy face each other on friction-freeroller skates the girl pushes the boy who moves away at
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a race-car drive buys a car that can accelerate at 59ms2 theracer decides to race against another driver in a crappy
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you have 324 g of o2 gas in a container with twice the volume as one with co2 gas the pressure and temperature of both
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