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A ferry boat transports tourists among three islands. It sails from the first island to the second island, 4.76 km away, in a direction 37.0° north of east. It then sails from the second island to the third island in a direction 69.0° west of north. Finally it returns to the first island, sailing in a direction 28.0° east of south. Calculate the distance between
(a) The second and third islands (b) The first and third islands.
A 100g aluminum (c=900J/kg C) calorimeter contains 250 g of water (c = 4186J/kg C). The two substances are in thermal equilibrium at 10 degrees C. Two metallic blocks are placed in the water.
A stone is dropped from rest from the roof of a 100-m high building; 2.00 s after that, a second stone is thrown straight down with initial speed v0, and the second stone passes the first stone 21.6 m above ground. What are the speeds of the two s..
question1an airplane in a wide outside loop can create an apparent zero weight inside the aircraft cabin. what should
A 300g bird flying along at 5.6 m/s sees a 10 g insect heading straight toward it with a speed of 33 m/s, What is the bird's speed immediately after swallowing
A baseball coach shouts loudly at an umpire standing 3.8 meters away. If the sound power produced by the coach is 2.2 × 10?3 W, what is the intensity of the sound when it reaches the umpire? Answer in units of W/m2.
find the velocity of the plane relative to the ground.
reneacute descartes is often called the father of modern philosophy. born into the french aristocracy in 1596
a 2.1103 kg car starts from rest at the top of a driveway that is sloped at an angle of 20 degrees with the horizontal.
A 3.00 kg block slides from rest from the bottom of an inclined plane, tilted up at 25 degrees. How fast is the block traveling up the ramp
You're convinced the opera is almost over because of the large women singing a loud vibrato. What is the power coming from her voice
What are the similarities and differences between the virtual image formed of an object by a plane mirror and the virtual image of the same object, the same distance away from a convex mirror?
A supply plane needs to drop a package of food to scientists working on a glacier in Greenland. How far short of the target should it drop the package
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