A 0.35 kg ball is swung around a tether pole where the 1.4 m rope makes a 30° angle to the pole. What is the force of tension in the rope for the ball to have a circular speed of 3.1 m/s?
[5 marks] * the motion is around horizontally so it sweeps out a conical shape

Drug abuse will not lead to physical and psychological dependence. true or false ?

Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3

Explain what happened when the storm surges from hurricanes reached the gulf coast