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a neutrino must pass within about 10-18m of a quark to have any chance of interacting with it thus the maximum target
the diameter of our disk-shaped galaxy the milky way is about 10 105 lightyears ly the distance to messier 31 which is
two large flat metal plates are separated by a distance that is very small compared to their height and width the
a car is traveling due north at 193msfind the velocity of the car after 703 s if its acceleration is 130ms2 due
you are on a train traveling east at speed of 200 ms with respect to the ground1 if you walk east toward the front of
what if the acceleration is not constant a particle starts from the origin with velocity 6i ms at t 0 and moves in the
two point charges are located on the y-axis as follows one charge -135 located at -0555 and a second charge 310 at
a car is traveling around a horizontal circular track with radius r 1900 m as shown it takes the car t 590 s to go
a child is in danger of drowning in the merimac river the merimac river has a current of 31 kmhr to the east the child
you are traveling on an airplane the velocity of the plane with respect to the air is 1900 ms due east the velocity of
a mountanier uses a global positioning system reciever to measure his displacement from base camp to the top of mount
a cube has one corner at the origin and the opposite corner at the point the sides of the cube are parallel to the
a wrecking ball is hanging at rest from a crane when suddenly the cable breaks the time it takes for the ball to fall
the position of the front bumper of a test car under microprocessor control is given by xt 207 m 450 ms2t2 - 0100
at the instant the traffic light turns green an automobile starts with a constant acceleration a of 20 ms2 at the same
a startled armadillo leaps upward rising 0575 m in the first 0195 sa what is its initial speed as it leaves the groundb
a person driving her car at 48 kmh approaches an intersection just as the traffic light turns yellow the yellow light
an australian emu is running due north in a straight line at a speed of 130 ms and slows down to a speed of 110 ms in
the membrane that surrounds a certain type of living cell has a surface area of 64 x 10-9 m2 and a thickness of 14 x
a rock is dropped into a deep hole and 16 s later the sound of striking the bottom is heard if the speed of sound is
a person is standing at the edge of the water and looking out at the ocean see figure the height of the persons eyes
in getting ready to slam-dunk the ball a basketball player starts from rest and sprints to a speed of 71 ms in 17 s
a cubic metal box with sides of 19 cm contains air at a pressure of 1 atm and a temperature of 253 k the box is sealed
you accidentally drop a pen from 11 m above the floora how long does it take for the pen to reach the floor sb if this
according to recent test data an automobile travels 0250 mi in 199 s starting from rest the same car when braking from