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La ... unui corp moleculele lui se misca mai incet.

A car of mass 920.0 kg accelerates away from an intersection on a horizontal road. When the car speed is 39.6 km/hr (11.0 m/s), the net power which the engine supplies is 4100.

A whistle you use to call your hunting dog has a frequency of 21 kHz, but your dog is ignoring it. You suspect the whistle may not be working, but you can't hear sounds above 20 kHz.

1. A sprinter runs 200 m west and then 100 m east. What is her a. displacement? b. distance?

What kind of waves require a medium to travel? Question 6 options: Light Waves Mechanical waves All waves need a medium to travel Electromagnetic waves

Does flowing water have kinetic energy

A motor-driven winch pulls a 50.0 kg student 5.00 m up the rope at a constant speed of 1.25 m/s. how much power does the motor use in raising the student? how much work does the motor do on the student?

By what percent must one increase the tension in a guitar string to change the speed of waves on the string from 301 m/s to 343 m/s?

A plane is traveling from one location to another 10,000 miles away. If the plane travels at a speed of 575 miles per hour, how long will it take to get there?

At the bow of a ship on a stormy sea, a crewman conducts an experiment by standing on a bathroom scale. In calm waters, the scale reads 183 lb. During the storm, the crewman finds a maximum reading of 230 lb and a minimum reading of 138 lb. A.

A 1.5m wire carries a 2 A current when a potential difference of 52 V is applied. What is the resistance of the wire?