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show a clear diagram of two magnets show the direction of the magnetic fields indicate the north and south
an oil tanker sailing west has an engine problem it coasts to a stop in 050 h moving 10 km in a straight line calculate
a physics student in lab is pushing a block of mass 95 kg on a rough surface with a coefficient of static friction of
the viscosity of blood is eta 4 times 10-3 p a middot s the pressure difference between inlet and outlet generated by
a worker on a building drops a hammer from rest off a ledge of an unknown height after watching it fall for 68 seconds
you get lost and stop at a gas station to ask for directions the attendant tells you that your destination is about 1
the work required to stretch a certain spring from an elongation of 400 cm to an elongation of 500 cm is 305 j a is the
discuss the difference between renewable and non-renewable natural resources and give example of eachdo you think it is
lindsay is planning a flight from st catherines to hamilton which lies due west of st catharines her aircraft flies at
a ball launcher on the ground is aimed straight up and it launches a baseball with an initial velocity of 490 ms up the
by holding a bike wheel mass m radius r so that it rotates freely about its vertical center axis and standing on a
a string has a length of 250 m and is fixed at the ends at a frequency of 850 hz a standing wave with 5 loops is formed
you own a mechanically ventilated swine facility the dry bulb temperature inside the facility is 50 degrees f and
1 a uniform disk of mass 1 kg is spinning on its vertical axis of symmetry remember rotational inertia of a disk is
1 a meter rule hangs motionless supported at the 30 cm mark it has a 02 kg mass hanging from the 0 cm mark what is the
1 suppose the sound pressure level of each of three individual noise sources is measured at a point such that with each
1 an artillery shell of total mass 18 kg is at rest when it explodes into three pieces each of mass 6 kg two of the
use the small angle approximation to determine the angular size of a car that is 15 m tall and is 025 mile away from
the distance to the nearest large spiral galaxy called andromeda is 24 x 1022 m how long does it take light to travel
an officer hiding at an intersection observes a car run a red light at constant speed the officer takes off in pursuit
you are standing on top of the empire state building 330m when superman flies past he is headed straight down with a
many people mistakenly believe that astronauts that orbit the earth are above gravity calculate the acceleration due to
1 a team of tornado-chasing meteorology graduate students is out in search of tornados they drive directly toward a
think about the various causes of global warming with other related environmental problems do you think that global
discuss the characteristics of the fourth state of matter plasma what are the applications in your daily life provide