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in a deep dive a whale is appreciably compressed by the pressure of the surrounding water explain what happens to the
three indistinguishable balloons are given charges of -19 muc -25 muc and 20 muc correspondingly you are given two of
after a day of testing race cars you decide to take your own 1478 kilogram car onto the test track while moving down
1explain why at very low and very high heart rates the heart is unable to pump adequate amount of blood2 explain the
a estimate the change in gravitational potential energy of a 70 kilogram skier-earth system when the skier goes down
an anemometer for measuring wind speed consists of four metal cups each of mass m 140 gram mounted on the ends of four
1briefly present the most common side effects of drugs used for hypertension treatment why some of them can cause
a 0160 kilogram baseball traveling 300 meter per second strikes the catchers mitt which in bringing the ball to rest
an artificial satellite circling the earth completes each orbit in 141 min the radius of the earth is 638 x 106 meter
using a wheel and axle machine a force of 100 newton applied to the rim of a wheel can lift a load of 80 kilogram the
a bike has wheels with a diameter of 0680 meter it accelerates uniformly and the rate of rotation of its wheels
susans 10 kilogram baby brother paul sits on a mat susan pulls the mat across the floor using a rope that is angled 30
a 170 kilogram rock is released from rest at the surface of a pond 100 meter deep as the rock falls a constant upward
a block of mass m1 3 kilogram is sliding across a frictionless table at a speed of v1 3 ms you send a second mass m2
a skateboarder starts from the side of a circular ramp of radius r 4 meter and travels downward he would like to have
several kids are on a sled pulled by a four-wheeler across a level snow-covered field the sled is moving at a fix speed
dinah is playing cards with her friends and it is her turn to deal a card has a mass of 23 gram and it slides 035 meter
a long horizontal hose of diameter 56 centimeter is connected to a faucet at the other end there is a nozzle of
two masses m1 333 kilogram and m2 543 kilogram are on a frictionless tabletop and mass m3 879 kilogram is hanging
a ball of mass 01 kilogram is dropped from a height 11 meter above the surface of a triangular block of mass m1
a triangular block is wedged between a wall and the ground on top rests a square block held stationary by friction
a projectile is fired straight upward at 166 ms determine how fast is it moving at the instant it reaches the top of
the pressure of air in your home can stay constant during the day if the temperature rises let the temperatures be 300
determine how many oxygen molecules do you inhale if you are at sea
two long conducting cylindrical shells are coaxial and have radii of 20 millimeter and 80 millimeter the electric