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bobby and sally are on the high seas each in their own respective boats sally has a range finder and is able to
if on a microscopic level the smallest particles that make us up move with us as we move certainly they are moving
an unstable particle at rest breaks up into two fragments of unequal mass the mass of the lighter fragment is 27010-28
the lead female character in the movie diamonds are forever is standing at the edge of an offshore oil rig as she fires
a 00330-mnbsp 3 container is initially evacuated then 630g of water is placed in the container and after some time all
a slingshot fires a pebble from the top of a building at a speed of 50 ms the building is 200 m tall ignoring air
you are holding a shopping basket at the grocery store by two 055 kg cartons of cereal at the left end of the basket
the clumsy professor rolls a light ball and a heavy ball along a table but doesnrsquot manage to stop them before they
on an airplanes takeoff the combined action of the air around the engines and wings of an airplane exerts a 8360 n
a 6350 kg space probe moving nose-first toward jupiter at 105 ms relative to the sun fires its rocket engine ejecting
the intensity of solar radiation at the top of earths atmosphere is 1340 wm3 assuming that 60 of the incoming solar
a flat piece of glass is supported horizontally above the flat end of a 120 cm long metal rod that has its lower end
a 83-kg man stands on a spring scale in an elevator starting from rest the elevator ascends attaining its maximum speed
a sled weighing 590 n is pulled horizontally across snow so that the coefficient of kinetic friction among sled and
three boxes move on a frictionless surface by the 120n horizontal force acting on the first box which weighs 20kg the
a klingon spacecraft has a speed of 064c with respect to the earth the klingons gauge 300 hr for the time interval
a 25 meter long pole is balanced using a cord the wall is on the left and the cord is horizontally attached to the pole
what is the pressure 2305 meter below the surface of the atlantic oceannbsp suppose that atmospheric pressure is 1 at m
an aluminum cup contains 225 g of water and a 40 g copper stirrer all at 27degc a 480 g sample of silver at an initial
1 one end of a cylindrical pipe has a radius of 15 cm water density 10times103 kgm3 streams steadily out at 70ms the
a person travels in a car with a speed of 90 ms to get the drivers attention a stationary police officer behind the car
1 a 31 g ice cube at its melting point is dropped into an insulated container of liquid nitrogen how much nitrogen
assume 800 g of hydrogen is separated into electrons and protons assume also the protons are placed at the earths north
an aquarium tank is 100cm long 35cm wide and 40cm deep it is filled to the top1 what is the force of the water on the
a rod of mass m 059 kg and length l35cm rotates about an axis during one end that is perpendicular to the rod compute