What is the displacement of the car
A car is driven 225 km west and then 78 km southwest (45 degrees). What is the displacement of the car from the point of origin (magnitude and direction)?
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How much greater is the angular momentum of the Earth orbiting about the sun than the moon orbiting about the Earth? (Set up a ratio of angular momenta using data on the inside back cover. The period of the moon is about 27.3 days.)
A hawk flies in a horizontal arc of radius 12.0 m at a speed of 4.00 m/s, and increases its speed at the rate of 1.20 m/s2. Find the acceleration (and direction) under these conditions.
A man weighing 690 and a woman weighing 500 have the same momentum. What is the ratio of the man's kinetic energy to that of the woman ?
How many focus areas are listed within the healthfinder.gov page?
How long does it take a plane, traveling at a constant speed of 266 m/s, to fly once around a circle whose radius is 2250 m.
When people sleep, their metabolic rate is about 2.6 10-4 C/(s · kg). How many Calories does a 83 kg person metabolize while getting a good night's sleep of 9.0 hours?
When aimed vertically and suddenly released, the spring sends the bearing to a height of 1.21 m. Calculate the horizontal distance the ball would travel if the same spring were aimed 25.0o from the horizontal.
charges of 2.0 uc, -1.0 uc, and -1.0 uc are located at three corners of a square which is 1.0 m on a side. find the magnitude and direction of the electrical force on the 2.0 uc charge.
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