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when you lift a bowling ball with a force of 98n the ball accelerates upward with an acceleration a if you lift with a
kenny throws a basketball which has an initial speed v0 when the ball gets to its mininum speed sometime before
a boy is practicing tennis by hitting a ball at a wall he hits the ball at 091 m above the ground the initial speed of
a cannon shoots a rock from the ground at an angle of 310deg above the horizontal the rocks initial speed is 2040 ms
in the annual battle of the dorms students gather on the roofs of jackson and walton dorms to launch water balloons at
in the figure a man is standing near a gate and a flag pole the gate is 15 ft from the pole if the pole is h34 ft tall
an object fired at an angle of 191deg above the horizontal takes 261 s to travel the last 153 m of its vertical
a man stands on the roof of a 130 -tall building and throws a rock with a velocity of magnitude 300 at an angle of 420
two insulating spheres have radii r1 and r2 masses m1 and m2 and uniformly distributed charges -q1 and q2 they are
a billiard ball strikes and rebounds from the cushion of a pool table perpendicularly the mass of the ball is 038 kg
the velocity of the transverse waves produced by an earthquake is 429 kms while that of the longitudinal waves is 75075
when neil armstrong was on the moon he used a spring scale to measure the mass of several rocks the scale was
a spacecraft is in orbit around a planet the radius of the orbit is 30 times the radius of the planet which is r 71497
a proton accelerates from rest in a uniform electric field of 670 nc at some later time its speed is 138 106 msa find
match each of the following terms with the phrase that best describes itquality of earningspro forma incomecurrent
ted is sitting in his lawn chair when stella flies directly overhead going southeast at 100 ms five seconds later a
a small boat is moving at a velocity of 295 ms when it is accelerated by a river current perpendicular to the initial
a rocket of mass 352 times 105 kg is in flight near earths surface its thrust is directed at an angle of 610deg above
the acceleration due to gravity on a planet other than the earth has a magnitude of 232 ms2 as in examples 6 7 and 8 a
in an electron-beam heater electrons at rest near a tungsten filament are accelerated toward a metal target at a high
a jet plane begins a dive with an initial speed of 135 ms and accelerates along its path at 20 ms2 after 1000m it pulls
a water hose is used to fill a large cylindrical tank of diameter d and height 2d the hose shoots at 45 degrees above
on an unknown planet with radius 1000km a future astronaut drops a rock from his hand 2m off the ground the rock takes
an electron in a neon tube is accelerated from rest through a 2000-v potential difference what velocity does the
a volleyball is spiked so that it has an initial velocity of 174 ms directed downward at an angle of 488 deg below the